Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630940 | Filter device for the filtration of fluids | Bertus Dijkman | 1997-05-20 |
LR
Leonard M. van Rossen
Overall (1997): #113,615 of 185,788Top 65%
1
Patents 1997