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Patent:US2056821


Patent:US 2056821
Title:Controlling mechanism for cash registers and calculating machines
Date:06.10.1936
Place:Essen und Dayton
Country:USA
Person:Breitling, Ernst (P)
Company:NCR (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2056821 (espacenet),  US2056821 (uspto)


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