Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518650 | Protective clothing of fabric containing a layer of highly fluorinated ion exchange polymer | Walther G. Grot, Raimund H. Silva | 1985-05-21 |
| 4469744 | Protective clothing of fabric containing a layer of highly fluorinated ion exchange polymer | Walther G. Grot, Raimund H. Silva | 1984-09-04 |