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AKAY EYECTRON CO
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AKAY EYECTRON CO
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Application filed by AKAY EYECTRON COfiledCriticalAKAY EYECTRON CO
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Publication of FR804499ApublicationCriticalpatent/FR804499A/fr
H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
H01J31/501—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electrostatic electron optic system
FR804499D1935-03-301936-03-25Perfectionnements aux appareils de transformation de rayons lumineux
ExpiredFR804499A
(fr)