Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4585809 | Resin binders for foundry molding sands | Heinz Auer, Wolfgang Klesse, Peter Quis | 1986-04-29 |
WS
Walther W. Szubinski
Overall (All Time): #3,994,792 of 4,157,543Top 100%
1
Patents All Time