Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4356865 | Pump plug for use in well operations | Cornelis Appel | 1982-11-02 |
BK
Bartel Kuilman
Overall (All Time): #4,077,916 of 4,157,543Top 100%
1
Patents All Time