Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4271730 | Wrenching device for installing and tightening screws to a high torque | Alfred Holl | 1981-06-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4271730 | Wrenching device for installing and tightening screws to a high torque | Alfred Holl | 1981-06-09 |