Sanford; Carlton E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sanford; Carlton E..The latest application filed is for "pressure switch apparatus having improved longevity and widened tolerence for location of stationary contact".
- Sanford; Carlton E. - East Providence RI
- Sanford; Carlton E. - E. Providence RI
- Sanford; Carlton E. - Riverside RI
| Patent | Date |
|---|---|
| Pressure switch apparatus having improved longevity and widened tolerence for location of stationary contact Grant 4,861,953 - Sanford August 29, 1 | 1989-08-29 |
| Pressure switch apparatus having improved longevity and widened tolerance for location of stationary contact Grant 4,853,503 - Sanford August 1, 1 | 1989-08-01 |
| Fluid pressure responsive electrical switch Grant 4,794,214 - Sanford December 27, 1 | 1988-12-27 |
| Dual condition responsive electrical switch Grant 4,757,165 - Marcoux , et al. July 12, 1 | 1988-07-12 |
| Features of a condition responsive switch Grant 4,581,509 - Sanford , et al. April 8, 1 | 1986-04-08 |
| Normally closed pressure responsive switch with improved compact structure Grant 4,342,887 - Sanford August 3, 1 | 1982-08-03 |
| Push-button switch Grant 4,011,422 - Sanford , et al. March 8, 1 | 1977-03-08 |
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