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Patent:US1497918


Patent:US 1497918
Title:Adding Machine
Date:17.06.1924
Place:
Country:USA
Person:Landsiedel, Harry (P)
Company:Dalton (P) Adding Machine Company
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1497918 (espacenet),  US1497918 (uspto)


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Aus der Patentschrift US1497918