Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835228 | Rheology low gloss, high impact strength powder coating resins | Robert E. Hefner, Jr. | 1989-05-30 |
DH
Deborah I. Haynes
Overall (1989): #120,930 of 140,708Top 90%
1
Patents 1989