Robitaille; Kenneth L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Robitaille; Kenneth L..The latest application filed is for "door operator with instant reverse feature".
- Robitaille; Kenneth L. - Windsor CA
| Patent | Date |
|---|---|
| Door operator with instant reverse feature Grant 4,055,023 - Gatland , et al. October 25, 1 | 1977-10-25 |
| Emergency Release For Screw Drive Operator Traveler Assembly Grant 3,858,452 - Gatland , et al. January 7, 1 | 1975-01-07 |
| Garage Door Power Operator Having Partial Open Capability Grant 3,825,809 - Gatland , et al. July 23, 1 | 1974-07-23 |
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