Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641821 | Polypropylene molding materials | Erhard Seiler | 1997-06-24 |
WS
Werner Schone
Overall (1997): #61,084 of 185,788Top 35%
1
Patents 1997