Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799513 | Multi-port valve | Michael R. Strong, David J. Cimbalik | 1989-01-24 |
JJ
James C. Sell, Jr.
Overall (1989): #99,215 of 140,708Top 75%
1
Patents 1989