Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303962 | Electrical contact arrangement for a battery-operated instrument | Robert Wolber, Roland Maurer | 1981-12-01 |
| 4263667 | Methods and apparatus for assembling an electrical instrument | Robert Wolber, Roland Maurer | 1981-04-21 |