Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818346 | Vertical distillation column with a de-entrainment device | Jeremy B. Bentham | 1989-04-04 |
JP
Johan Jan Barend Pek
Overall (1989): #93,579 of 140,708Top 70%
1
Patents 1989