Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5628194 | Process for pumping gaseous helium at cryogenic temperatures by a positive displacement pump | — | 1997-05-13 |
GC
Gerard Claudet
Overall (1997): #149,892 of 185,788Top 85%
1
Patents 1997