Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844612 | Apparatus for the analysis of elements by inductive plasma spectrometry produced by air | Jean-Pierre Rozain | 1989-07-04 |
RD
Rene C. Durr
Overall (1989): #66,978 of 140,708Top 50%
1
Patents 1989