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Patent:US2178951


Patent:US 2178951
Title:Multiplying machine
Date:07.11.1939
Place:Bloomfield, NJ und New York
Country:USA
Person:Bryce, James (P)
Company:IBM (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2178951 (espacenet),  US2178951 (uspto)


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