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Patent:US2549739


Patent:US 2549739
Title:Register control locking means for accounting machines
Date:17.04.1951
Place:Bridgeport, CT und New York
Country:USA
Person:Elmer L. Wise
Company:Underwood (P) Corp.
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Keywords:
Link to the patent office:
(without guarantee)
 US2549739 (espacenet),  US2549739 (uspto)


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