Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864843 | Method and apparatus for chromatographic analysis, in particular of petroleum liquids | Nikos Varotsis | 1989-09-12 |
PG
Paul Guieze
Overall (1989): #71,157 of 140,708Top 55%
1
Patents 1989