Guyton; Glen B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Guyton; Glen B..The latest application filed is for "check valve".
- Guyton; Glen B. - Tulsa OK
| Patent | Date |
|---|---|
| Check valve Grant 4,054,153 - Guyton October 18, 1 | 1977-10-18 |
| Check valve Grant 4,027,696 - Guyton June 7, 1 | 1977-06-07 |
| Check valve Grant 3,934,608 - Guyton January 27, 1 | 1976-01-27 |
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