Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798753 | Insulating panels containing insulating powders and insulating gases | Nesim Abuaf, Robert W. Barito | 1989-01-17 |
KD
Kenneth L. Downs
Overall (1989): #88,991 of 140,708Top 65%
1
Patents 1989