Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353392 | Safety valve assembly | Erich Ruchser | 1982-10-12 |
| 4345620 | Safety valve assembly | Erich Ruchser, Günter Baldauf | 1982-08-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353392 | Safety valve assembly | Erich Ruchser | 1982-10-12 |
| 4345620 | Safety valve assembly | Erich Ruchser, Günter Baldauf | 1982-08-24 |