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Suchergebnisse für: ABAKUS

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Patent:AT148110B 16.08.1936 Josef Reinthaler Josef Gruber : Stabförmiges Hilfsmittel für den Rechenunterricht [47.96%]

Patent:CH65753 16.07.1914 Ehrich, Paul (P) : Rechenvorrichtung mit auf parallelen Draehten verschiebbaren Koerpern von verschiedener Farbe [12.04%]

Patent:DE11011 28.01.1880 Magnus, Cark Heinrich Ludwig (P) : Neuerungen an Rechenapparaten [52.20%]
Patent:DE13090 28.04.1880 Züricher : Rechenmaschine [18.69%]
Patent:DE183829 08.03.1906 Balleer (P), Heinrich]] : Schnellrechenvorrichtung für die Schule zur Veranschaulichung des Rechnens im ersten Hunderter [47.60%]
Patent:DE1984804u 20.12.1967 Herold, Willy (P) : Lehr- und Übungsgerät [51.12%]
Patent:DE229635 03.06.1909 Krüger, Georg : Federkasten mit Rechenmaschine [44.76%]
Patent:DE234033 08.07.1910 Kaul, Fritz und Pansegrau, Erich und Seehase, Hans (P) : Additions- und Subtraktionsmaschine mit einer Anzahl reihenweise angeordneter, auf Führungen einzeln verschiebbarer Zählkörper... [46.34%]
Patent:DE331072 19.06.1919 Bangemann, Moritz (P) : Lehrmittel zum Rechnen mittels Zählkörper auf parallelen Stäben [10.11%]
Patent:DE36017 20.12.1885 Löhlein, Johann Conrad : Rechen- oder Zählapparat [21.98%]
Patent:DE39980 19.11.1886 Ortlepp, T. (P) : Rechenmaschine für den Unterricht [12.64%]
Patent:DE47740 03.01.1889 Ortlepp, T. (P) : Neuerung an Rechenmaschine [15.69%]
Patent:DE53945 10.01.1890 Hübner, A. : Rechenmaschine [14.42%]
Patent:DE56630 19.11.1890 Splittegarb, E. (P) : Bruchrechenmaschine für Lehrzwecke [6.99%]
Patent:DE58132 03.01.1891 Gall, H. (P) : Rechen-Lehrmittel [22.43%]
Patent:DE66437 24.09.1891 Aigner, K. (P) : Rechenlehrmittel [5.70%]

Patent:GB189403834 24.03.1894 Furrer, Alfred (P) : An improved money abacus [51.12%]
Patent:GB190414716 04.05.1905 Wolodarsky, Hirsh (P) : An Improved Counting Frame or Apparatus [12.14%]
Patent:GB191317890 05.08.1913 Montessori, Maria (P) : Abacuses [11.67%]
Patent:GB191321915 22.01.1914 Ehrich, Paul (P) : Improvements in and relating to Calculating Machines [36.88%]
Patent:GB2364412 23.01.2002 Stone Celia Anne : Abacus [31.38%]
Patent:GB343323 19.02.1931 Hugo Jung : Improvements in and relating to beads or counters for abacuses [13.19%]
Patent:GB407274 15.03.1934 Giulio Sbocchelli : Improved device for demonstrating the fundamental arithmetical operations [29.15%]
Patent:GB587220 17.04.1947 Lancelot Hogben : Apparatus for the use in the teaching of arithmetic operations [11.86%]
Patent:GB665938 06.09.1949 Debogorski, Julian (P) : Adding And Subtracting Instrument for British Montary and Weight Units [30.60%]

Patent:JP1018176 20.01.1989 Tagaito Shigeru Sharp (P) Corp : Abacus Practicing Machine [51.66%]
Patent:JP10187023 14.07.1998 Suzuki Satoshi, Kanamaki Youichirou : Training Device For Metal Arithmetic Using Abacus [28.61%]
Patent:JP11119896 30.04.1999 Hirai Yoshihiro : Abacus Type Input Device, Abacus Practice Device, And Network Of The Same [71.66%]
Patent:JP1206421 18.08.1989 Haraguchi Masashi : Electric Digital Signal Converting System For Numeric Value On Abacus [50.60%]
Patent:JP2001142556 25.05.2001 Kudo Kazunori : Abacus With Doll [53.32%]
Patent:JP2001175159 29.06.2001 Kono Takeshi Tomoe (P) Soroban Co Ltd : Abacus Type Mental Calculation Training Implement [50.09%]
Patent:JP2002014606 18.01.2002 Yamada Toshibumi, Miyamoto Yasushi : Abacus Type Input Device, Abacus Education Device And Its Recording Medium, And Abacus Education System [82.04%]
Patent:JP2002229436 14.08.2002 Suwa Masao Azul Web.Com Kk : Network System For Soroban (Japanese Abacus) [27.68%]
Patent:JP2002258730 11.09.2002 Ishido Kenichi, Numata Kiyomi, Kanoto Yumi : Abacus Learning System [50.60%]
Patent:JP2002263462 17.09.2002 Shiotani Yasumi Shinryo Corp : Mechanical Agitation Device For Abacus Bead Shaped Digester Chamber [49.10%]
Patent:JP2002304228 18.10.2002 Mizutani Yoji : Three Bead Two Space Abacus [52.76%]
Patent:JP2003015757 17.01.2003 Sekiguchi Toshiharu : Arithmetic Abacus [32.87%]
Patent:JP2004073800 11.03.2004 Okada Yukitoshi : Manufacture Of Abacus Bead Pearl [39.61%]
Patent:JP2110683 23.04.1990 Takashi Murai : Abacus Type Bar Code [27.85%]
Patent:JP2159663 19.06.1990 Yoshinobu Sakuma : Digital Soroban (Abacus) [52.76%]
Patent:JP3022116 30.01.1991 Tokunaga Takeshi : Abacus With Comma And Decimal Point [30.38%]
Patent:JP3188483 16.08.1991 Aoki Yoshihiko Kuraray Co Ltd : Voice Generator For Outputting Abacus Question [28.84%]
Patent:JP4096083 27.03.1992 Wakaguwa Akio Kuraray Co Ltd : Voice Generation Device For Abacus Calculation Problem [50.60%]
Patent:JP4096084 27.03.1992 Wakaguwa Akio Kuraray Co Ltd : Voice Generation Device For Abacus Calculation Problem [50.60%]
Patent:JP4096085 27.03.1992 Wakaguwa Akio Kuraray Co Ltd : Voice Generation Device For Abacus Calculation Problem [50.60%]
Patent:JP4110986 13.04.1992 Wakaguwa Akio Kuraray Co Ltd : Voice Generator For Making Abacus Questions [51.12%]
Patent:JP5142989 11.06.1993 Abe Tetsuya Tohoku Nippon Denki Software Kk : Abacus Calculation Device [26.84%]
Patent:JP5313770 26.11.1993 Sato Atsuhiko : Japanese Abacus With Finger Exerciser [52.20%]
Patent:JP55066019 19.05.1980 Takahashi Toshio : Abacus Type Electronic Desk Calculator [29.87%]
Patent:JP55076417 09.06.1980 Wakatsuki Shinji : Japanese Abacus [28.20%]
Patent:JP55082337 21.06.1980 Hatano Fujio : Abacus Type Desk Computer [52.20%]
Patent:JP55087222 01.07.1980 Katano Haruyuki : Japanese Abacus [52.76%]
Patent:JP55134468 20.10.1980 Morooka Koji : Digital Abacus [53.32%]
Patent:JP55150024 21.11.1980 Yoshimaura Chikafusa : Japanese Abacus [28.82%]
Patent:JP56029736 25.03.1981 Harada Yuji Canon (P) Inc : Electronic Japanese Abacus [31.10%]
Patent:JP56068812 09.06.1981 Kinugawa Masayoshi : Japanese Abacus [53.32%]
Patent:JP56076819 24.06.1981 Kawai Yasuto : Manufacture Of Japanese Abacus [52.76%]
Patent:JP56111924 04.09.1981 Tomita Shitomi : Abacus [30.71%]
Patent:JP56132618 17.10.1981 Higuchi Shigemitsu Hitachi (P) Ltd : Practice Device For Calculation On Abacus [51.66%]
Patent:JP57036324 27.02.1982 Wakatsuki Shinji : Soroban Japanese Abacus [52.76%]
Patent:JP57073431 08.05.1982 Wakatsuki Shinji : Recalculating Device Of Soroban (Japanese Abacus) [51.66%]
Patent:JP57141730 02.09.1982 Wakatsuki Shinji : Abacus [53.90%]
Patent:JP58096321 08.06.1983 Mitomi Kunimoto Mitomi Shiyuzan Kenkyusho : Abacus Provided With Stopwatch [47.96%]
Patent:JP59022116 04.02.1984 Tatezawa Hiroshi : Electric Signal Output Device Of Abacus [51.66%]
Patent:JP59038868 02.03.1984 Nomura Takeshi : Abacus Type Electronic Computer [52.20%]
Patent:JP59053918 28.03.1984 Horikoshi Tatsuo Hitachi (P) Seisakusho Kk : Abacus Provided With Timer [29.16%]
Patent:JP59153252 01.09.1984 Aoki Yasuhiro : Abacus Type Electronic Computer [27.45%]
Patent:JP60068453 19.04.1985 Ootsuki Noboru : Abacus With Electronic Computer [29.39%]
Patent:JP61009749 17.01.1986 Kojima Youichi Bijitetsuku : Abacus Data Processor [31.12%]
Patent:JP61084717 30.04.1986 Nakamura Norio : Scaling Device Attached To Abacus [28.55%]
Patent:JP62085314 18.04.1987 Kawai Isato : Comma/Decimal Point Moving Device For Abacus [28.74%]
Patent:JP62168215 24.07.1987 Ishioka Hiroyuki Shimadzu Corp : Electronic Calculator With Abacus [28.79%]
Patent:JP63053619 07.03.1988 Watanabe Masahiko, Katsuhiko Shishido : Zeroing Device For Abacus [27.08%]
Patent:JP63208992 30.08.1988 Murai Takashi : Abacus Type Code [52.76%]
Patent:JP63273923 11.11.1988 Okochi Tsuneo Mitsubishi (P) Electric Corp : Abacus Type Calculator [29.83%]
Patent:JP63278110 15.11.1988 Sasano Kiichi : Japanese Abacus Grooved To Scrape Finger Sebum [25.35%]
Patent:JP7248719 26.09.1995 Ishii Yasuo : Game Type Abacus Training Card [51.12%]
Patent:JP8305460 22.11.1996 Kato Susumu, Kato Koshi, Kato Hisako, Kato Tomohiro, Katou Youta : Training Machine For Mental Calculation Of Japanese Abacus [27.76%]
Patent:JP9006456 10.01.1997 Kawasaki Hiroyuki, Shinchi Sangyo : Abacus [52.76%]

Patent:SU41748 28.02.1935 Timofeev, F.T. (P) : Rechenmaschine [55.10%]

Patent:US5134692 28.07.1992 Hiromori, Junji (P) Hiromori (P) Inv. : Combined electronic calculator and abacus with deflective guide bars [47.35%]
Patent:USD217911 24.02.1969 Herold, Willy (P) : Abacus [32.40%]

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Suchergebnisse für: ABAKUS