Patent US 3753170A
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| Patent number | US 3753170A |
|---|---|
| Title | Step attenuator apparatus having attenuator stages selectively connected in cascade by cam actuated switches |
| Inventors | Ken Holland |
| Company | Tektronix Inc |
| Filing date | 1971-02-10 |
| Grant date | 1973-08-14 |
| Cites |