Patent US 4777522A
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| Patent number | US 4777522A (click link for details and documents via Google Patents) |
|---|---|
| Title | Nonstandard video signal detector having h-sync to subcarrier phase detection |
| Inventors | Robert W. Parish, Bruce J. Penney |
| Company | Tektronix Inc |
| Filing date | 1987-09-04 |
| Grant date | 1988-10-11 |