Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4392169 | Magnetic shielding spring | Adrianus C. H. J. Liefkens | 1983-07-05 |
CB
Carolus J. Boullart
Overall (All Time): #4,054,125 of 4,157,543Top 100%
1
Patents All Time