Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827583 | Apparatus for breaking up cast fixtures | Uwe Uhlig, Ralf Bleich | 1989-05-09 |
| 4813187 | Method of grinding arcuate surfaces of workpieces | — | 1989-03-21 |
| 4809465 | Mounting for rotary tools | Dieter Plahn | 1989-03-07 |