Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910922 | Method of grinding the teeth of bevel gears having longitudinally curved teeth | Erich Kotthaus | 1990-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910922 | Method of grinding the teeth of bevel gears having longitudinally curved teeth | Erich Kotthaus | 1990-03-27 |