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Patent:US1608035


Patent:US 1608035
Title:Slide Member for Calculating Machines
Date:23.11.1926
Place:
Country:USA
Person:L. D. Roberts
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1608035 (espacenet),  US1608035 (uspto)


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Aus der Patentschrift US1608035