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Patent:US2278118


Patent:US 2278118
Title:Business machine
Date:31.03.1942
Place:New York
Country:USA
Person:Richard W. Pitman
Company:Underwood Elliott-Fisher (P) Comp.
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2278118 (espacenet),  US2278118 (uspto)


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