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Patent:US2481648


Patent:US 2481648
Title:Apparatus for Combining Variable Quantities
Date:13.09.1949
Place:
Country:USA
Person:Dehn, W. F. (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2481648 (espacenet),  US2481648 (uspto)


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Aus der Patentschrift US2481648