Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5343656 | Grinding tool and the like made of a ceramic material coated with extremely hard abrasive granules | Herbert Loos, Manfred Erhardt | 1994-09-06 |
| 5315797 | Convective gas-flow inhibitors | Michael Glover | 1994-05-31 |