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Patent:US2445381


Patent:US 2445381
Title:Cutter life calculator
Date:20.07.1948
Place:
Country:USA
Person:Allen Joseph F
Company:Warner Swasey Co
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2445381 (espacenet),  US2445381 (uspto)


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Aus der Patentschrift US2445381