Doring; Erich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Doring; Erich.The latest application filed is for "adjustable support for journals and hinge pins, especially for use with doors and gates".
- Doring; Erich - CH 9442 Berneck CH
- Doring; Erich - 9442 Berneck CH
- Doring; Erich - La-Punt/Chamues-Ch 96 CH
| Patent | Date |
|---|---|
| Adjustable support for journals and hinge pins, especially for use with doors and gates Grant 5,419,640 - Doring May 30, 1 | 1995-05-30 |
| Door drive mechanism including belt transmission for doors Grant 5,397,277 - Doring March 14, 1 | 1995-03-14 |
| Door drive of an up and over door, sectional door or sliding door, especially of a garage door Grant 5,367,825 - Doring November 29, 1 | 1994-11-29 |
| Door or wall reinforcing filler assembly Grant 5,329,864 - Doring July 19, 1 | 1994-07-19 |
| Sound-illustrated, bound book Grant 4,425,098 - Doring January 10, 1 | 1984-01-10 |
| Sound Carrier And Reproducing Device For Use With Instruction Books And The Like Grant 3,702,032 - Doring November 7, 1 | 1972-11-07 |
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