Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658100 | Interlocking, or form fitting cutting bit or chip | Siegfried Deiss, Siegfried Bohnet, Hans Peter Durr | 1997-08-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658100 | Interlocking, or form fitting cutting bit or chip | Siegfried Deiss, Siegfried Bohnet, Hans Peter Durr | 1997-08-19 |