Patent:US751670

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Patent:US 751670
Title:Calculating Machine
Date:09.02.1904
Place:Parkersville, IA USA
Country:USA
Person:Thomas E. McCarty
Company:
Internal Links:Excelsior Adding Machine
Keywords:Zahlenschieber
Link to the patent office:
(without guarantee)
 US751670 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=US751670) (espacenet),  US751670 (http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/FPTO/srchnum.htm&r=1&f=G&l=50&s1=751670.PN.&OS=PN/751670&RS=PN/751670) (uspto)


Siehe auch Patent:US689680

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Patent-US751670

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