Patent US 3622919A
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| Patent number | US 3622919A (click link for details and documents via Google Patents) |
|---|---|
| Title | Step attenuator of low inductance and high bandwidth |
| Inventors | Darrel I Wilhoit |
| Company | Tektronix Inc |
| Filing date | 1969-06-03 |
| Grant date | 1971-11-23 |