Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865710 | Magnetron with flux switching cathode and method of operation | David Aaron | 1989-09-12 |
JW
John D. Wiley
Overall (1989): #92,142 of 140,708Top 70%
1
Patents 1989