Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881294 | Auxiliary handle for hand-held tool | — | 1989-11-21 |
| 4824298 | Hand-held tool with detachable tool bit chuck | Wolfgang Lippacher | 1989-04-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881294 | Auxiliary handle for hand-held tool | — | 1989-11-21 |
| 4824298 | Hand-held tool with detachable tool bit chuck | Wolfgang Lippacher | 1989-04-25 |