Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406464 | Face seal arrangement for sealing a rotatable tubular member | — | 1983-09-27 |
| 4289521 | Apparatus for producing a foamed-glass or foamed-ceramic strip | — | 1981-09-15 |
| 4221341 | Sinter breaker | Manfred Schafer | 1980-09-09 |