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Patent:US2308144


Patent:US 2308144
Title:Accounting machine
Date:12.01.1943
Place:Bridgeport, CT und New York
Country:USA
Person:Anderson, Walter (P)
Company:Underwood Elliott-Fisher (P) Comp.
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Keywords:
Link to the patent office:
(without guarantee)
 US2308144 (espacenet),  US2308144 (uspto)


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