Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818909 | Insulated coil assembly | — | 1989-04-04 |
RB
Roy L. Balke
Overall (1989): #64,720 of 140,708Top 50%
1
Patents 1989