Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886634 | Process and apparatus for the production of an extruded, stretched, seamless tube | Peter Wink | 1989-12-12 |
HS
Hans Strutzel
Overall (1989): #107,612 of 140,708Top 80%
1
Patents 1989