Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857366 | Method for obtaining adhesion of urethane sealant to a painted or glass surface | — | 1989-08-15 |
GS
Gerald E. Schumacher
Overall (1989): #111,267 of 140,708Top 80%
1
Patents 1989