Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4961901 | Process and apparatus for manufacturing diaphragms | Heinz Wullenweber, Peter Kohl, Herbert Jung, Wolfgang Bickle, Jurgen Braus +1 more | 1990-10-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4961901 | Process and apparatus for manufacturing diaphragms | Heinz Wullenweber, Peter Kohl, Herbert Jung, Wolfgang Bickle, Jurgen Braus +1 more | 1990-10-09 |