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Patent:US2234241


Patent:US 2234241
Title:Tabulating machine
Date:11.03.1941
Place:West Orange, NJ und New York, NY
Country:USA
Person:Frederick L. Fuller George Francis Daly
Company:IBM (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2234241 (espacenet),  US2234241 (uspto)


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