Weston; Harry
Patent Applications and Registrations
Patent applications and USPTO patent grants for Weston; Harry.The latest application filed is for "rotatable ball valve apparatus and method".
- Weston; Harry - West Sussex GB
- Weston; Harry - Warnam GB
| Patent | Date |
|---|---|
| Rotatable ball valve apparatus and method Grant 4,703,807 - Weston November 3, 1 | 1987-11-03 |
| Rotatable ball valve apparatus and method Grant 4,681,133 - Weston July 21, 1 | 1987-07-21 |
| Gate valve apparatus and method Grant 4,572,298 - Weston February 25, 1 | 1986-02-25 |
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