Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702212 | Drilling device for producing drilled holes with an undercut | Herbert Erath | 1997-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702212 | Drilling device for producing drilled holes with an undercut | Herbert Erath | 1997-12-30 |