Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32866 | Method and apparatus for distributing fluids within a subterranean wellbore | — | 1989-02-14 |
DC
Don S. Cruise
Overall (1989): #119,818 of 140,708Top 90%
1
Patents 1989