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Patent:US1084591


Patent:US 1084591
Title:Adding and listing machine
Date:13.01.1914
Place:Detroit
Country:USA
Person:Russell E. Benner
Company:Burroughs (P) Adding Machine Comp.
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Keywords:
Link to the patent office:
(without guarantee)
 US1084591 (espacenet),  US1084591 (uspto)


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