Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866129 | Impact resistant thermoplastic molding materials | Adolf Echte, Franz Haaf, Herbert Naarmann | 1989-09-12 |
FB
Franz Brandstetter
Overall (1989): #115,199 of 140,708Top 85%
1
Patents 1989