Patent US 4139817A
Jump to navigation
Jump to search
| Patent number | US 4139817A (click link for details and documents via Google Patents) |
|---|---|
| Title | Impedance-switching connector |
| Inventors | Machiel Boer, James E. Dikeman |
| Company | Tektronix Inc |
| Filing date | 1976-09-13 |
| Grant date | 1979-02-13 |