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Patent:US1798329


Patent:US 1798329
Title:Totalizer for Calculating Machine
Date:31.01.1931
Place:
Country:USA
Person:Kuhrt, Ernst (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1798329 (espacenet),  US1798329 (uspto)


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Aus der Patentschrift US1798329