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Patent:US2071387


Patent:US 2071387
Title:Accounting machine
Date:23.02.1937
Place:Berlin-Tempelhof und Dayton
Country:USA
Person:Breitling, Ernst (P)
Company:NCR (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2071387 (espacenet),  US2071387 (uspto)


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