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Patent:US1829210


Patent:US 1829210
Title:Automatic Carriage Shifting Mechanism for Calculators
Date:27.10.1931
Place:
Country:USA
Person:Chase, George Clinton (P)
Company:Monroe (P)
Internal Links:Schlitten
Keywords:
Link to the patent office:
(without guarantee)
 US1829210 (espacenet),  US1829210 (uspto)


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Aus der Patentschrift US1829210