Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688573 | Halogen-free acrylic urethane sheet material | Iris Maassen | 1997-11-18 |
SG
Siegfried R. Goeb
Overall (1997): #76,872 of 185,788Top 45%
1
Patents 1997