Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882553 | Microwave balun | Robert Davies, Peter J. Gibson | 1989-11-21 |
PH
Percy W. Hoare
Overall (1989): #69,796 of 140,708Top 50%
1
Patents 1989