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Patent:US1259043


Patent:US 1259043
Title:Calculating machine
Date:12.03.1918
Place:Chicago und Wilmington, DE
Country:USA
Person:Poole, Arthur (P)
Company:Wahl (P) Comp.
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Keywords:
Link to the patent office:
(without guarantee)
 US1259043 (espacenet),  US1259043 (uspto)


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