Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4375698 | Apparatus for testing microwave radios having 35 MHz if using test equipment designed for 70 MHz IF | Leonard Rudy Dueckman | 1983-03-01 |
| 4365346 | Built-in linearity testing arrangement for an FM radio system | Abram Froese, Alvin Liebelt | 1982-12-21 |
| 4363131 | Built-in group delay testing arrangement for an FM radio system | Abram Froese, Muhammad J. Ahmed, Alvin Liebelt | 1982-12-07 |