Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849562 | Process for producing ethylene dichloride | Christoph Buhs, Garnet E. McConchie | 1989-07-18 |
ED
Eberhard Dreher
Overall (1989): #36,654 of 140,708Top 30%
1
Patents 1989