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Patent:US1194718


Patent:US 1194718
Title:Calculating machine
Date:15.08.1916
Place:Holland Patent und Utica, NY und Utica, NY
Country:USA
Person:Thomas B. Crist George H. Spitzli
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1194718 (espacenet),  US1194718 (uspto)


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