Leffler; Dennis F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leffler; Dennis F..The latest application filed is for "curved articulating headrest support bar".
- Leffler; Dennis F. - Charlotte NC
| Patent | Date |
|---|---|
| Curved articulating headrest support bar Grant 4,848,838 - McCrackin , et al. July 18, 1 | 1989-07-18 |
| Treatment chair Grant D267,987 - Leffler , et al. February 22, 1 | 1983-02-22 |
| Chair Grant D267,680 - Leffler , et al. January 25, 1 | 1983-01-25 |
| Adjustable headrest for treatment chair Grant 4,366,985 - Leffler January 4, 1 | 1983-01-04 |
| Stool Grant D266,292 - Leffler , et al. September 28, 1 | 1982-09-28 |
| Chair Grant D266,291 - Leffler , et al. September 28, 1 | 1982-09-28 |
| Treatment Chair Having Improved Movable Arm Support Devices Grant 3,829,159 - Leffler August 13, 1 | 1974-08-13 |
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