Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603602 | Pressurized ball bearing assemblies | — | 1997-02-18 |
GR
Giuseppe Romani
Overall (1997): #147,931 of 185,788Top 80%
1
Patents 1997