Patent US 3983444A
| Patent number | US 3983444A (click link for details and documents via Google Patents) |
|---|---|
| Title | Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion |
| Inventors | Conrad Odenthal |
| Company | Tektronix Inc |
| Filing date | 1975-10-24 |
| Grant date | 1976-09-28 |
Related products:
| Manufacturer | Model | Description | Introduced | Designers |
|---|---|---|---|---|
| Tektronix | 7844 | 400 MHz dual-beam non-storage mainframe | 1974 | Murlan Kaufman • Chuck Scott • Dick Anderson • Keith Taylor • Bob White |
See T7840.