Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6203022 | Annular sealing element | Martin Struschka | 2001-03-20 |
| 4349122 | Sealing element | Rudolf Klar | 1982-09-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6203022 | Annular sealing element | Martin Struschka | 2001-03-20 |
| 4349122 | Sealing element | Rudolf Klar | 1982-09-14 |