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ROTOR TOOL Co

ROTOR TOOL

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2766631A	Power multiplying mechanism for portable hand tools	Expired / Lapsed	1950-06-09	1956-10-16	0	Details
US2485514A	Speed responsive valve	Expired / Lapsed	1944-06-14	1949-10-18	0	Details
US2373667A	Impact clutch	Expired / Lapsed	1943-02-11	1945-04-17	0	Details
US2373664A	Impact clutch	Expired / Lapsed	1941-12-17	1945-04-17	0	Details