Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595217 | Coupling member for vessels for use in two-way extraction systems | — | 1986-06-17 |
WS
Wilhelm Siegel
Overall (All Time): #3,997,276 of 4,157,543Top 100%
1
Patents All Time