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Patent:US2637494


Patent:US 2637494
Title:Amount entering means for accounting machines
Date:05.05.1953
Place:Grosse Pointe Farms, MI und Detroit
Country:USA
Person:Fettig, Arthur (P)
Company:Burroughs (P) Adding Machine Comp.
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Link to the patent office:
(without guarantee)
 US2637494 (espacenet),  US2637494 (uspto)


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