Patent US 4039899A
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| Patent number | US 4039899A (click link for details and documents via Google Patents) |
|---|---|
| Title | Geometry and focus correction circuit |
| Inventors | Carl Battjes, Harvey Leon Golladay, Michael Rieger, Binoy Rosario, Ken Schlotzhauer |
| Company | Tektronix Inc |
| Filing date | 1976-05-03 |
| Grant date | 1977-08-02 |