Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330499 | Process and apparatus for the simultaneous biaxial stretching of a plastic film | Friedrich F. von und zu Aufsess, Hans-Jaochim Pohl, Wolfgang H. F. Sasse | 1982-05-18 |