Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
Vorrichtung zur UEbertragung bzw. Erzeugung elektrischer Schwingungen einer Wellenlaenge von wenigen Dezimetern mit Hilfe einer mit einer Sekundaeremissionselektrode ver-sehenen elektrischen Entladungsroehre und Entladungsroehre fuer eine solche Vorrichtung