Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849153 | Process for the production of a molding from a preform composed essentially of polymerized units of tetrafluoroethylene | Martin Neumeier | 1989-07-18 |
WM
Wolfgang Michel
Overall (1989): #42,537 of 140,708Top 35%
1
Patents 1989