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Patent:US1294507


Patent:US 1294507
Title:Registering machine
Date:18.02.1919
Place:Dayton
Country:USA
Person:Haakon A. Martin
Company:NCR (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1294507 (espacenet),  US1294507 (uspto)


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