Patent US 3023336A
Patent number | US 3023336A (click link for details and documents via Google Patents) |
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Title | Cathode ray tube having post acceleration |
Inventors | Lothar Frenkel |
Company | Tektronix Inc |
Filing date | 1957-10-25 |
Grant date | 1962-02-27 |
Patent number | US 3023336A (click link for details and documents via Google Patents) |
---|---|
Title | Cathode ray tube having post acceleration |
Inventors | Lothar Frenkel |
Company | Tektronix Inc |
Filing date | 1957-10-25 |
Grant date | 1962-02-27 |