French; David W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for French; David W..The latest application filed is for "clock radio".
- French; David W. - San Diego CA
- French; David W. - Littleton CO
- French; David W. - Somerville NJ
| Patent | Date |
|---|---|
| Clock radio Grant D501,194 - Kaestner , et al. January 25, 2 | 2005-01-25 |
| Sealing ring for spigot and socket pipe joint Grant 4,315,630 - French , et al. February 16, 1 | 1982-02-16 |
| Bell end of a bell and spigot joint Grant 4,258,935 - Rodrigo , et al. March 31, 1 | 1981-03-31 |
| Plastic pipe joint and method and assembly for making same Grant 4,231,983 - French November 4, 1 | 1980-11-04 |
| Composite Coupling For Insulated High Temperature Fluid Carrying Conduits Grant 3,563,572 - French February 16, 1 | 1971-02-16 |
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