Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873306 | Urethanes containing fluorine and polysiloxane, process for their preparation and their use | Martin Liebiger | 1989-10-10 |
FW
Frank Wehowsky
Overall (1989): #113,808 of 140,708Top 85%
1
Patents 1989