Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739536 | Screwdriver handgrip having harder and softer zones | Peter Kern, Roland Schindhelm, Johannes Solf, Karl Lieser | 1988-04-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739536 | Screwdriver handgrip having harder and softer zones | Peter Kern, Roland Schindhelm, Johannes Solf, Karl Lieser | 1988-04-26 |