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Patent:US1080907


Patent:US 1080907
Title:Calculating machine
Date:09.12.1913
Place:Pierce City, Miss und Alton, IL
Country:USA
Person:William F. Gatewood John D. McAdams
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1080907 (espacenet),  US1080907 (uspto)


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