Lettenmayer; Horst
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lettenmayer; Horst.The latest application filed is for "lighting unit for collinear double ended tubular lamps".
- Lettenmayer; Horst - Munich DE
- Lettenmayer; Horst - Muenchen DE
- Lettenmayer; Horst - Munich 40 DE
Trademarks
| Patent | Date |
|---|---|
| Lighting unit for collinear double ended tubular lamps Grant 5,260,859 - Lettenmayer November 9, 1 | 1993-11-09 |
| Current conducting system Grant 5,207,589 - Lettenmayer May 4, 1 | 1993-05-04 |
| Suspended adjustable lamp assembly Grant D319,512 - Lettenmayer August 27, 1 | 1991-08-27 |
| Lighting fixture Grant D307,639 - Lettenmayer May 1, 1 | 1990-05-01 |
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