Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677400 | Variable line extender for wave guide | Robert K. Griffith, T. Norman Hardy, Vladimir K. Vavra | 1987-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677400 | Variable line extender for wave guide | Robert K. Griffith, T. Norman Hardy, Vladimir K. Vavra | 1987-06-30 |