Patent

Suchergebnisse für: Ellipsograph

Patent:CN1038792 17.01.1990 Zhengming Wen : Multifunctional Ellipsograph
Patent:CN1042870 13.06.1990 Guohun Yan : Three-Legged Two-Purpose Ellipsograph
Patent:CN1048356 09.01.1991 Zuguang Li : Ellipsograph
Patent:CN1067617 06.01.1993 Leung Lok Yuk : Ellipsograph Structure
Patent:CN1071623 05.05.1993 Weizhu Jin , Ling Jin : Ellipsograph
Patent:CN1076159 15.09.1993 Fenqiang Li : suspended and rotatable Ellipsograph with bevel gear
Patent:CN1076893 06.10.1993 Yingfeng Dou : Ellipsograph
Patent:CN1101878 26.04.1995 Yonghe Liu, Suqiong Chen : Ellipsograph
Patent:CN1141854 05.02.1997 Qidong Wang : Ellipsograph
Patent:CN2032309u 08.02.1989 Guorong Chen : Simplest Ellipsograph Composed Of Compasses Attached With Two Needles And String
Patent:CN2034125u 15.03.1989 Zhouqian Lu : Ellipsograph
Patent:CN2039630u 21.06.1989 Changyu Chen : Slide Way Type Ellipsograph
Patent:CN2041257u 19.07.1989 Yutian Liu : Multipurpose Simple Ellipsograph
Patent:CN2042021u 02.08.1989 Zhongyu Liu : Multifunctional Ellipsograph
Patent:CN2042417u 09.08.1989 Wenxu Na : Ellipsograph
Patent:CN2045357u 04.10.1989 Guiping Liang : Ellipsograph
Patent:CN2051572u 24.01.1990 Tianci Lu : Ellipsograph For Teaching
Patent:CN2065988u 21.11.1990 Yigang Gao : Ellipsograph
Patent:CN2070680u 06.02.1991 Minsheng Yin : Ellipsograph
Patent:CN2073821u 27.03.1991 Yongxian Zhang : Ellipsograph
Patent:CN2074245u 03.04.1991 Paicang Hu : Ellipsograph
Patent:CN2078695u 12.06.1991 Jianqiang Yang : Double-Centring Ellipsograph
Patent:CN2080468u 10.07.1991 Jin Liu , Jianguo Hu : Ellipsograph
Patent:CN2080909u 17.07.1991 Meng Chen, Xichen Wu , Shaoyue Zhang : Ellipsograph
Patent:CN2080910u 17.07.1991 Buyi Ji : Multipurpose Ellipsograph
Patent:CN2090331u 11.12.1991 Zhengming Wen : Multifunction Ellipsograph
Patent:CN2093101u 15.01.1992 Kezhun Xu , Ming Xu , Ding Xu : Three-Purpose Ellipsograph For Teaching
Patent:CN2097100u 26.02.1992 Zhengxiang Shao : Ellipsograph For Classroom Teaching
Patent:CN2097101u 26.02.1992 Linghui Ye : Ellipsograph
Patent:CN2098389u 11.03.1992 Yunman Cui , Yuntai Cui , Wenqun Zhang : Ellipsograph
Patent:CN2113171u 19.08.1992 Qiming Zhou : Ellipsograph
Patent:CN2120035u 28.10.1992 Fangtan Liu : Universal Ellipsograph
Patent:CN2122739u 25.11.1992 Shihui Zhang : Compass Able To Beused As Ellipsograph
Patent:CN2126828u 10.02.1993 Shandi Chen : Standard Ellipsograph
Patent:CN2130705U 28.04.1993 Yuping Zhang : Drawing Ellipsograph
Patent:CN2131709u 05.05.1993 Jiaqiong Li : Simple Ellipsograph
Patent:CN2136147u 16.06.1993 Xigui Zeng : Arbitrary Ellipsograph
Patent:CN2137600u 07.07.1993 Xu Deng : Simple Ellipsograph With Three Foot
Patent:CN2157873U 02.03.1994 Hongquan Li : Multi-purpose Ellipsograph
Patent:CN2160549U 06.04.1994 Botao Fan , Hua Li : Multifunctional Ellipsograph
Patent:CN2199063U 31.05.1995 Jianfeng Mao : Ellipsograph
Patent:CN2203659U 19.07.1995 Fuxian Wang , Xinyan Qu : Ellipsograph
Patent:CN2210796U 25.10.1995 Runsheng Tang : Ellipsograph
Patent:CN2212508U 15.11.1995 Zhengzhong Song : Ellipsograph
Patent:CN2216469U 03.01.1996 Chenxin Zhu : Ellipsograph
Patent:CN2218086U 24.01.1996 Hansheng Liu : Ellipsograph
Patent:CN2219214U 07.02.1996 Zaizhong Bai : Universal vertical Ellipsograph
Patent:CN2220946U 28.02.1996 Jinghai Jia : Ellipsograph
Patent:CN2220947U 28.02.1996 Weixiang Chen : Ellipsograph
Patent:CN2226532U 08.05.1996 Ming Zhai : Ellipsograph
Patent:CN2226533U 08.05.1996 Zongming Wang : Simple Ellipsograph
Patent:CN2237553U 16.10.1996 Zhikun Yang : Ellipsograph
Patent:CN2238151U 23.10.1996 Xinmin Pang : Ellipsograph
Patent:CN2244488U 08.01.1997 Jifu Wu : Multipurpose compass-Ellipsograph
Patent:CN2252717U 23.04.1997 Li Heng , Yang Guoling : Student Ellipsograph
Patent:CN2255365U 04.06.1997 Ma Zhiqing : Dual compasses capable of being as both compasses and Ellipsograph
Patent:CN2255926U 11.06.1997 Yang Xianbin : Ellipsograph
Patent:CN2267951U 19.11.1997 Wang Linkun : Ellipsograph
Patent:CN2288082U 19.08.1998 Li Liaoyuan : Ellipsograph
Patent:CN2303733U 13.01.1999 Li Hongtang : Ellipsograph
Patent:CN2318049U 12.05.1999 Wang Zhuozhuo : Ellipsograph
Patent:CN2350208U 24.11.1999 Tan Wenfu , Zhang Yumin : Ellipsograph
Patent:CN2372150U 05.04.2000 Xu Shichun : Ellipsograph
Patent:CN2380404U 31.05.2000 Yu Wanjun : Ellipsograph
Patent:CN2383699U 21.06.2000 Qian Zhisheng , Wang Huizhen : PLane-type Ellipsograph
Patent:CN2411902U 27.12.2000 Palhati Nuer : Ellipsograph
Patent:CN2423113U 14.03.2001 Nan Hao : Ellipsograph
Patent:CN2441652U 08.08.2001 Xia Zhiping : Ellipsograph
Patent:CN2443855U 22.08.2001 Xialihaer Saiyitikamali : Ellipsograph
Patent:CN2449938U 26.09.2001 Gao Feng : Ellipsograph
Patent:CN2467331U 26.12.2001 Wang Zhijian : Two-leg Ellipsograph
Patent:CN2472965U 23.01.2002 Kezierhali Qiaojihan : Ellipsograph
Patent:CN2475570U 06.02.2002 Rao Tiexiong : Ellipsograph
Patent:CN2481530U 13.03.2002 Long Renzhi : Ellipsograph
Patent:CN2505297U 14.08.2002 Xu Weihe : Compasses and Ellipsograph
Patent:CN2582895U 29.10.2003 Wang Yibo : Ellipsograph
Patent:CN2586591U 19.11.2003 Liu Hao : Ellipsograph with curved lever and chute
Patent:CN2594036U 24.12.2003 Wang Liang , Wang Wei : Ellipsograph
Patent:CN2594037U 24.12.2003 Zhu Bangming : Ellipsograph
Patent:CN2611179U 14.04.2004 Dong Xing : Standard Ellipsograph
Patent:CN85102014 17.09.1986 : Ellipsograph
Patent:CN85105426 08.10.1986 : Ellipsograph
Patent:CN85108747 17.06.1987 : Method For Monitoring Multilayer Media Membrane With Ellipsograph
Patent:CN85202274u 22.10.1986 : Ellipsograph
Patent:CN85202416u 09.07.1986 : Model A Ellipsograph
Patent:CN85203648u 06.08.1986 : Ellipsograph
Patent:CN85204967u 15.10.1986 : Grade Separational Ellipsograph With Cross Slot
Patent:CN86202941u 04.02.1987 : Multipurpose Ellipsograph
Patent:CN86204400u 08.07.1987 : Three In One: Compasses, Ellipsograph And Curve Gauge
Patent:CN87204140u 21.10.1987 : Cross Track Ellipsograph
Patent:CN87205227u 05.10.1988 : Ellipsograph
Patent:CN87206667u 02.03.1988 : Ellipsograph
Patent:CN87210973u 12.10.1988 : Ellipsograph
Patent:CN87212067u 23.03.1988 : Multipurpose Ellipsograph With Gears
Patent:CN87214283u 28.12.1988 : Cantilever Ellipsograph
Patent:CN88101135 02.11.1988 : Ellipsograph
Patent:CN88211090u 21.09.1988 : Planetary Gear Type Ellipsograph
Patent:CN88212012u 07.09.1988 : Multi-Purpose Three Leg Ellipsograph
Patent:DE3930263 15.04.1993 Schubert Karl-Horst : Movement transformation transmission with Ellipsograph
Patent:DE69899 21.08.1892 W. Lehner : Ellipsenzirkel
Patent:GB1114989 22.05.1968 : Improvements in or relating to an Ellipsograph
Patent:GB121414 19.12.1918 Mcneil John : Improved Ellipsograph
Patent:GB176915 23.03.1922 : Ellipsograph
Patent:GB189402496 05.05.1894 Heinel Gustav, Barth Carl : Ellipsograph.
Patent:GB190313450 21.04.1904 Kurka Ladislav : New or Improved Ellipsograph.
Patent:GB191645 18.01.1923 : Improved Ellipsograph
Patent:GB2167351 29.05.1986 Cheng Tien Fu, Chou Lung-Chiao : Ellipsograph Capable Of Drawing A Broken Line
Patent:GB2261191 12.05.1993 Webb Simon Margetts : Ellipsograph
Patent:GB291324 31.05.1928 : Improved Ellipsograph
Patent:GB318024 29.08.1929 : Ellipsograph
Patent:GB390136 30.03.1933 : Double geared Ellipsograph
Patent:GB648514 03.01.1951 : Improved Ellipsograph
Patent:JP2000158889 13.06.2000 Rin Genkei : Ellipsograph
Patent:JP3001995 08.01.1991 Miyanaga Teizo : Extention Mechanism Of Drawing Leg Portion Of Solid Ellipsograph
Patent:JP59129199 25.07.1984 Nakamura Yoshinari : Ellipsograph
Patent:PL234234 11.10.1982 Szenkaryk Bogdan : Ellipsograph
Patent:RU2021151 15.10.1994 Burov Vladimir : Ellipsograph
Patent:RU2193491 27.11.2002 : Ellipsograph
Patent:US1007910 07.11.1911 F. J. Baker : Ellipsograph Machine
Patent:US1022969 09.04.1912 T. Ohye : Ellipsograph
Patent:US1026560 14.05.1912 L. Burke : Ellipsograph
Patent:US1055303 04.03.1913 W. S. Elliott : Ellipsograph
Patent:US1116549 10.11.1914 C. I. Berg : Ellipsograph
Patent:US1128289 16.02.1915 G. B. Cirigliano : Compasses for Describing Ellipses
Patent:US1148122 27.07.1915 W. D. Rees : Drawing Instrument
Patent:US1168546 18.01.1916 C. F. Odin : Curve Scriber
Patent:US1230994 26.06.1917 J. A. Caldwell : Means for Describing Circular and Elliptic Arcs
Patent:US1304494 20.05.1919 J. McNeil : Ellipsograph
Patent:US1373056 29.03.1921 Crowder Havy Q R : Ellipsograph
Patent:US1411493 04.04.1922 J. Hardt : Ellipsograph
Patent:US1456970 29.05.1923 Caldwell John : Compass Ellipsograph
Patent:US1487044 18.03.1924 J. Barach : Ellipsograph
Patent:US1488641 01.04.1924 W. Johnson : Instrument for Describing Ellipses
Patent:US149474 07.04.1874 H. A. Hazen : Ellipsographs
Patent:US1559079 27.10.1925 H. Falletta : Ellipsograph
Patent:US1562749 24.11.1925 D. L. Ernst et al : Ellipsograph
Patent:US1575889 09.03.1926 P. Zuliani : Instrument for Drawing Ellipses
Patent:US1597579 24.08.1926 Conibear William H : Sliding-leg Ellipsograph
Patent:US1626430 26.04.1927 A. C. Sanders : Ellipsograph
Patent:US1635270 12.07.1927 David Grieve : Drafting Ellipsograph
Patent:US1644205 04.10.1927 Olaf Rettedal, Joseph Nelson Nels : Ellipsograph
Patent:US1718939 02.07.1929 B. D. Adams : Garden Tool
Patent:US1724738 13.08.1929 A. Stössel : Ellipsograph
Patent:US1743024 07.01.1930 Clark, Edward (P) : Scriber and Ellipsograph
Patent:US1825444 29.09.1931 Alfons Dietrich : Ellipsograph
Patent:US1837912 22.12.1931 Mann Robert : Ellipsograph
Patent:US184493 21.11.1876 A. Anderson : Ellipso-Pantograph
Patent:US1847997 01.03.1932 Bennett Waldo G : Ellipsograph Compass
Patent:US1872505 16.08.1932 A. Ronning : Ellipsograph
Patent:US1872973 23.08.1932 J. J. Kittel : Ellipsograph
Patent:US1876069 06.09.1932 OByrne Nathan W : Ellipsograph
Patent:US1997814 16.04.1935 Dubois Peter : Ellipsograph
Patent:US2138414 29.11.1938 J. Weckert : Ellipse or Circle Compass
Patent:US22910 08.02.1859 Thos. Williams, W. C. Joslin : Ellipsograph
Patent:US233424 19.10.1880 C. McBean : Ellipsograph
Patent:US2415283 04.02.1947 Hobson, O. J. (P) : Ellipsograph
Patent:US2452484 26.10.1948 Noble Kenneth B : Ellipsograph
Patent:US2468017 26.04.1949 Aichroth, R. W. (P) : Ellipsograph
Patent:US2468320 26.04.1949 Arnemann, Arthur : Ellipsograph
Patent:US2477203 26.07.1949 Nathan Rabinowitz : Ellipsograph
Patent:US2493229 03.01.1950 Dibrell, J. W. (P) et al : Instrument for Drawing Ellipses or the like
Patent:US2496614 07.02.1950 Arni Arnason : Ellipsograph
Patent:US2498798 28.02.1950 Edwards, O. P. (P) : Ellipsograph
Patent:US2532353 05.12.1950 Boehm, P. F. (P) : Ellipse Generator
Patent:US2548039 10.04.1951 Morgan, W. C. (P) : Ellipse Compass
Patent:US256462 18.04.1882 E. E. Clark : Ellipsograph
Patent:US2574464 13.11.1951 Christie William : Ellipsograph
Patent:US2595417 06.05.1952 Scott Walter : Ellipsograph with guide
Patent:US2607118 19.08.1952 Debs, V. (P) : Combination Compass and Ellipsograph
Patent:US2607991 26.08.1952 Fleetwood, W. J. (P) : Ellipsograph
Patent:US2612691 07.10.1952 Fowler Ralph : Ellipsograph
Patent:US2623286 30.12.1952 Barker John : Ellipsograph
Patent:US2632953 31.03.1953 Kafka, R. S. (P) : Ellipsoidal Compass
Patent:US2636272 28.04.1953 Aukstuolis, R. (P) : Ellipsograph
Patent:US2645854 21.07.1953 Dibrell, J. W. (P) : Instrument for Drawing Ellipses and Related Figures
Patent:US2646623 28.07.1953 Coats Jesse C : Ellipsograph
Patent:US2654952 13.10.1953 Solon, P. O. (P) : Ellipsograph
Patent:US2670540 02.03.1954 Randles Arthur : Ellipsograph
Patent:US2677890 11.05.1954 Sifton Friedman : Ellipsograph Instrument
Patent:US2690013 28.09.1954 MacGuire, W. E. (P) : Instrument for Drawing Ellipses
Patent:US2740621 03.04.1956 Way, L. V., Jr. (P) : Torch Guide for Cutting Ellipses
Patent:US274528 27.03.1883 C. W. Stickney : Ellipsograph
Patent:US2777199 15.01.1957 Emil Neiglick Anders : Ellipsograph
Patent:US2831251 22.04.1958 N. G. Barker : Ellipsograph
Patent:US2841873 08.07.1958 Bell Leroy V : Ellipsograph
Patent:US2879596 31.03.1959 Kroenlein Henry A : Ellipsograph
Patent:US2899748 18.08.1959 K. A. Bowen : Instrument for Inscribing an Ellipse
Patent:US2913823 23.11.1959 P. D. Robinson : Ellipsograph
Patent:US2925655 23.02.1960 De Beek Gerd W : Ellipsograph
Patent:US2926423 01.03.1960 Johnson Arthur : Ellipsograph Instrument
Patent:US2933813 26.04.1960 A. V. T. Day : Ellipsographs
Patent:US2961769 29.11.1960 C. E. Mowry : Planetary Ellipsograph
Patent:US3016611 16.01.1962 V. K. Arthur : Ellipse Compass
Patent:US3065545 27.11.1962 C. H. Thompson : Ellipse Guide
Patent:US30816 04.12.1860 R. E. Harte : Ellipsograph
Patent:US3084441 09.04.1963 K. A. Bowen : Instrument for Inscribing an Ellipse
Patent:US3085341 16.04.1963 F. N. Lundebjerg : Ellipse Guide
Patent:US309852 30.12.1884 H. T. Hazard : Ellipsograph
Patent:US3104466 24.09.1963 C. W. King : Ellipse Compass
Patent:US3137945 23.06.1964 F. D. da Silva : Ellipsograph
Patent:US3167863 02.02.1965 A. F. Komorowski et al. : Ellipsograph
Patent:US3224098 21.12.1965 J. D. Terrell : Ellipse Scriber
Patent:US3230623 25.01.1966 A. F. Komorowski et al. : Variable Angle Perspective Display Device Operable with Ellipsograph
Patent:US324395 18.08.1885 A. Marichal : Ellipsograph
Patent:US3323214 06.06.1967 Pierre Cribier, Marcel Sachsenhaus : Ellipsograph
Patent:US3364578 23.01.1968 Winn La Vern E : Ellipsograph for Pantograph
Patent:US3367030 06.02.1968 A. F. Komorowski et al. : Compensated Ellipsograph
Patent:US3447243 03.06.1969 Ismael Diaz-Espara : Ellipsograph
Patent:US3461564 19.08.1969 R. M. OMalley : Ellipse Forming Compass
Patent:US3469319 30.09.1969 H. Iravani : Ellipse Circle Drawing Instrument
Patent:US3500544 17.03.1970 Hill Keith Audis : Ellipsograph
Patent:US3521361 21.07.1970 K. A. Bowen : Instrument for Inscribing an Ellipse
Patent:US3537182 03.11.1970 Kacmarcy Charles : Ellipsograph
Patent:US3719996 13.03.1973 Sertorio Arruda Filho : Ellipsograph
Patent:US383696 29.05.1888 H. Bormann : Ellipsograph
Patent:US383697 29.05.1888 H. Bormann : Ellipsograph
Patent:US3947968 06.04.1976 Rosenheck, Danny : Device for drawing ellipses
Patent:US4010546 08.03.1977 Ching-Tien, Pi : Ellipse drawing instrument
Patent:US4014101 29.03.1977 Mizukawa, Suehiro : Ellipse drawing instrument
Patent:US4045875 06.09.1977 Cortez, Raul Chajon : Ellipsograph drafting apparatus
Patent:US4048724 20.09.1977 Keuver, Paul H. : Ellipsograph
Patent:US4150487 24.04.1979 Grundman, Aharon P. : Instrument for tracing curved figures particularly ellipses
Patent:US4169315 02.10.1979 Sin, Lin : Ellipsograph
Patent:US4182043 08.01.1980 Nemoto, Yoshio : Drawing instrument for an ellipse
Patent:US4226022 07.10.1980 Chen Jen-Sheng, Chen Jen-Hung : Ellipsograph
Patent:US426288 22.04.1890 A. W. Leighton : Ellipsograph
Patent:US4356633 02.11.1982 Poll Marian : Ellipsograph
Patent:US4447954 15.05.1984 Poll Marian : Ellipsograph
Patent:US4563819 14.01.1986 Ching Tien-Fu , Chou Lung-Chiao : Ellipsograph capable of drawing dotted line
Patent:US4567662 04.02.1986 Wallner, Peter : Device for drawing ellipses
Patent:US4570344 18.02.1986 Clegg, John E. : Ellipsograph
Patent:US4571837 25.02.1986 Cheng, Tien-Fu : Ellipsograph
Patent:US465689 22.12.1891 A. W. Bradley Jr. : Ellipsograph
Patent:US4688331 25.08.1987 Shen, Xingdi : Ellipsograph
Patent:US486699 22.11.1892 C. L. Davis : Instrument for Drawing Geometrical Curves
Patent:US492142 21.02.1893 H. R. Corkhill Jr. : Ellipsograph
Patent:US5056230 15.10.1991 Lok, Yuk L. : Ellipsograph structure
Patent:US5058282 22.10.1991 Coll Albert G : Ellipsograph
Patent:US5123170 23.06.1992 Enrique, Castaneda-Mori : Ellipsograph as a drafting tool
Patent:US5123171 23.06.1992 Langston, Charles F. : Irregular surface ellipsograph
Patent:US5189800 02.03.1993 Morita, Shiro : Device for drawing elliptical curves
Patent:US533095 29.01.1895 F. W. Starr : Drawing Instrument
Patent:US5546664 20.08.1996 Kuo, Ming-Shish : Compass able to draw any-size ellipses
Patent:US556393 17.03.1896 S. S. Wood : Machine for Cutting Elliptical Figures from Sheet Metal
Patent:US5870830 16.02.1999 Wu, Yen-Hung (14 Summer Rd., Brookline, MA 02146) : Conic section compass
Patent:US6276067 21.08.2001 Hsu, Walter W. : Ellipse drawing/cutting device
Patent:US6308426 30.10.2001 Lim, Hyoun-Gyu : Ellipsograph
Patent:US63123 19.03.1867 A. Warr : Instrument for Drawing Ellipses
Patent:US6374503 23.04.2002 Carlson, Christopher; Cornell, Robert : Oval cutter
Patent:US639488 19.12.1899 W. Ziethen : Compass for Drawing Conic Sections
Patent:US647867 17.04.1900 A. L. Patterson : Drawing Implement
Patent:US707580 26.08.1902 D. L. Gregory : Ellipsograph
Patent:US715883 16.12.1902 G. W. Sherman : Ellipsograph
Patent:US731018 16.06.1903 R. Carlton : Ellipsograph
Patent:US73290 14.01.1868 F. Bowly : Instrument for describing Ellipses
Patent:US743490 10.11.1903 J. W. Griffith : Ellipse or Circle Compasses
Patent:US758314 26.04.1904 J. F. Hanlon : Ellipsograph
Patent:US768997 30.08.1904 E. S. Johnson : Drawing Instrument
Patent:US783009 21.02.1905 H. C. Barnes : Ellipsograph
Patent:US817645 10.04.1906 C. E. Keel : Ellipse Compasses
Patent:US828372 14.08.1906 J. W. Becker : Ellipsograph
Patent:US861861 30.07.1907 J. T. Kelly : Ellipsograph
Patent:US864455 27.08.1907 J. Degen : Drawing Instrument
Patent:US957114 03.05.1910 J. R. Shea : Ellipsograph

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Suchergebnisse für: Ellipsograph