Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830846 | Separation process for anhydrous HCl and HBr by thermal cleavage | Robert A. DeVries, Hughie R. Frick, deceased | 1989-05-16 |
HJ
Herbert C. Jackson, Jr.
Overall (1989): #106,781 of 140,708Top 80%
1
Patents 1989