Smith; Frank F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Smith; Frank F..The latest application filed is for "tapered end composite spring".
- Smith; Frank F. - Seattle WA
- Smith; Frank F. - Albuquerque NM
| Patent | Date |
|---|---|
| Tapered end composite spring Grant 4,793,597 - Smith December 27, 1 | 1988-12-27 |
| Composite spring with suction seal Grant 4,779,850 - Paton , et al. October 25, 1 | 1988-10-25 |
| Frictional damping assembly for suspension strut Grant 4,606,442 - Paton , et al. August 19, 1 | 1986-08-19 |
| Self-contained frictionally damped resilient suspension system for railcars Grant 4,150,627 - Paton , et al. * April 24, 1 | 1979-04-24 |
| Self-contained frictionally damped resilient suspension system Grant 4,109,934 - Paton , et al. August 29, 1 | 1978-08-29 |
| Self-contained frictionally damped resilient suspension system Grant 3,984,125 - Paton , et al. October 5, 1 | 1976-10-05 |
| Vehicle side bearing and friction damper Grant 3,912,343 - Paton , et al. October 14, 1 | 1975-10-14 |
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