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Patent:US2279480


Patent:US 2279480
Title:Calculating Machine Switch
Date:14.04.1942
Place:
Country:USA
Person:Moody, John L. (P)
Company:Friden (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2279480 (espacenet),  US2279480 (uspto)


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Aus der Patentschrift US2279480