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Patent:US2002362


Patent:US 2002362
Title:Tabulating mechanism for accounting machines
Date:21.05.1935
Place:Dayton
Country:USA
Person:Christian, Raymond A. (P)
Company:NCR (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2002362 (espacenet),  US2002362 (uspto)


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