Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767175 | Rotary device for transmitting light signals including annular photoelectric transducers | Christian Böhner, Harold Gahr | 1988-08-30 |
| 4741230 | Apparatus for facing and internal turning | Christian Böhner, Harold Gahr | 1988-05-03 |
| 4328722 | Apparatus for facing and internal turning | Harold Gahr | 1982-05-11 |
| 4300271 | Clamping device for a sliding mount | — | 1981-11-17 |