Koch; William E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koch; William E..The latest application filed is for "viscous fluid coupling and improved valve assembly therefor".
- Koch; William E. - Marshall MI
| Patent | Date |
|---|---|
| Viscous fluid coupling and improved valve assembly therefor Grant 6,056,098 - Brown , et al. May 2, 2 | 2000-05-02 |
| Hydrostatic transmission with automatic displacement shifter Grant 4,040,254 - Knapp , et al. August 9, 1 | 1977-08-09 |
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