Sperry; Philip R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sperry; Philip R..The latest application filed is for "aluminum alloys possessing improved resistance weldability".
- Sperry; Philip R. - Chesterfield MO
- Sperry; Philip R. - North Haven CT
| Patent | Date |
|---|---|
| Aluminum alloys possessing improved resistance weldability Grant 4,094,705 - Sperry , et al. June 13, 1 | 1978-06-13 |
| Composite aluminum brazing sheet Grant 3,994,695 - Setzer , et al. November 30, 1 | 1976-11-30 |
| Processing aluminum alloys Grant 3,990,922 - Gullotti , et al. November 9, 1 | 1976-11-09 |
| Refining recrystallized grain size in aluminum alloys Grant 3,938,991 - Sperry , et al. February 17, 1 | 1976-02-17 |
| Extrusion Method For High Strength Heat Treatable Aluminum Alloys Grant 3,874,213 - Sperry , et al. April 1, 1 | 1975-04-01 |
| A Process For Preparing Aluminum Base Alloys Grant 3,642,542 - Sperry , et al. February 15, 1 | 1972-02-15 |
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