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Patent:US2526408


Patent:US 2526408
Title:Cylindrical Slide Rule
Date:17.10.1950
Place:
Country:USA
Person:Posson, C. A. (P)
Company:
Internal Links:Rechenschieber in Stiftform, Rechenwalze
Keywords:
Link to the patent office:
(without guarantee)
 US2526408 (espacenet),  US2526408 (uspto)


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Aus der Patentschrift US2526408