Patent US 3071737A
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| Patent number | US 3071737A (click link for details and documents via Google Patents) |
|---|---|
| Title | Signal energy take off device |
| Inventors | Tat Cheong Lam |
| Company | Tektronix Inc |
| Filing date | 1961-06-26 |
| Grant date | 1963-01-01 |