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Patent:US1204524


Patent:US 1204524
Title:Computing Machine
Date:15.01.1909
Place:
Country:USA
Person:Wetmore, Charles (P)
Company:
Internal Links:Wetmore Adding Machine
Keywords:
Link to the patent office:
(without guarantee)
 US1204524 (espacenet),  US1204524 (uspto)


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US1204524 fig. 1

Erteilt 14. Nov. 1916