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Patent:US1127061


Patent:US 1127061
Title:Calculating machine
Date:02.02.1915
Place:Birmingham, AL und Asheville, NC
Country:USA
Person:James F. Mays
Company:Mays Accounting Machine Comp.
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1127061 (espacenet),  US1127061 (uspto)


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