Patent US 4551636A
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| Patent number | US 4551636A (click link for details and documents via Google Patents) |
|---|---|
| Title | Wide bandwidth signal coupling circuit having a variable voltage-level shift from input to output |
| Inventors | Gene Andrews, John Addis |
| Company | Tektronix Inc |
| Filing date | 1983-05-25 |
| Grant date | 1985-11-05 |