Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4282137 | Process for the production of polyester fibers and filaments which can be dyed in the absence of carriers and the filaments and fibers produced thereby | Armin Kohler, Peter Hoffmann, Eduard Specht | 1981-08-04 |