Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837945 | Dryer, particularly for the chemical industry | Heinz Geisenhof | 1989-06-13 |
| 4222413 | Shut-off valve | — | 1980-09-16 |
| 4196749 | Shut-off valve | — | 1980-04-08 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837945 | Dryer, particularly for the chemical industry | Heinz Geisenhof | 1989-06-13 |
| 4222413 | Shut-off valve | — | 1980-09-16 |
| 4196749 | Shut-off valve | — | 1980-04-08 |