Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839997 | Brush seal manufacture | — | 1989-06-20 |
RP
Robert B. Pritchard
Overall (1989): #61,586 of 140,708Top 45%
1
Patents 1989