FR1248811A - Improvements to electronic tubes - Google Patents

Improvements to electronic tubes

Info

Publication number
FR1248811A
FR1248811A FR818746A FR818746A FR1248811A FR 1248811 A FR1248811 A FR 1248811A FR 818746 A FR818746 A FR 818746A FR 818746 A FR818746 A FR 818746A FR 1248811 A FR1248811 A FR 1248811A
Authority
FR
France
Prior art keywords
electronic tubes
tubes
electronic
Prior art date
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.)
Expired
Application number
FR818746A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Application granted granted Critical
Publication of FR1248811A publication Critical patent/FR1248811A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
FR818746A 1959-02-18 1960-02-17 Improvements to electronic tubes Expired FR1248811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB565559 1959-02-18

Publications (1)

Publication Number Publication Date
FR1248811A true FR1248811A (en) 1960-12-23

Family

ID=9800142

Family Applications (1)

Application Number Title Priority Date Filing Date
FR818746A Expired FR1248811A (en) 1959-02-18 1960-02-17 Improvements to electronic tubes

Country Status (1)

Country Link
FR (1) FR1248811A (en)

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