Patent US 3763445A
| Patent number | US 3763445A (click link for details and documents via Google Patents) |
|---|---|
| Title | Variable length transmission line |
| Inventors | David Arthur Hannaford, Cornelis Teunis Veenendaal |
| Company | Tektronix Inc |
| Filing date | 1971-03-08 |
| Grant date | 1973-10-02 |