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Patent:US1515995


Patent:US 1515995
Title:Electric multiplying machine
Date:18.11.1924
Place:Binghamton, NY
Country:USA
Person:Bryce, James (P)
Company:International Time Recording Comp.
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1515995 (espacenet),  US1515995 (uspto)


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