Patent US 4500809A
Patent number | US 4500809A (click link for details and documents via Google Patents) |
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Title | Electron gun having a low capacitance cathode and grid assembly |
Inventors | Conrad Odenthal, Dennis D. Askew |
Company | Tektronix Inc |
Filing date | 1982-09-13 |
Grant date | 1985-02-19 |