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THOMAS HYDRAULIC SPEED CONTROL

THOMAS HYD

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2669332A	Variable-speed hydraulic coupling	Expired / Lapsed	1949-11-04	1954-02-16	0	Details
US2531014A	Variable speed hydraulic clutch	Expired / Lapsed	1948-11-16	1950-11-21	0	Details
US2526914A	Gear type variable-speed hydraulic clutch	Expired / Lapsed	1946-12-23	1950-10-24	0	Details
US2329230A	Hydraulic clutch	Expired / Lapsed	1939-12-02	1943-09-14	0	Details