Berry; William J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Berry; William J..The latest application filed is for "control valve and water purification method".
- Berry; William J. - Durham NC
- Berry; William J. - Elk Grove Village IL
- Berry; William J. - Pampa TX
| Patent | Date |
|---|---|
| Control valve and water purification method Grant 6,827,857 - Berry December 7, 2 | 2004-12-07 |
| Putter attachable holder for ball position marker Grant 4,968,037 - Berry November 6, 1 | 1990-11-06 |
| Well perforating gun assembly Grant 4,753,301 - Berry June 28, 1 | 1988-06-28 |
| Water purification unit and method Grant 4,280,912 - Berry, III , et al. July 28, 1 | 1981-07-28 |
| Perforating gun barrel Grant 4,179,991 - Echols , et al. December 25, 1 | 1979-12-25 |
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