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FR898703A - Cold Cathode Electric Discharge Tube - Google Patents

Cold Cathode Electric Discharge Tube

Info

Publication number
FR898703A
FR898703A FR898703DA FR898703A FR 898703 A FR898703 A FR 898703A FR 898703D A FR898703D A FR 898703DA FR 898703 A FR898703 A FR 898703A
Authority
FR
France
Prior art keywords
electric discharge
discharge tube
cold cathode
cathode electric
cold
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
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Application granted granted Critical
Publication of FR898703A publication Critical patent/FR898703A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
FR898703D 1941-07-01 1943-10-12 Cold Cathode Electric Discharge Tube Expired FR898703A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE898703X 1941-07-01

Publications (1)

Publication Number Publication Date
FR898703A true FR898703A (en) 1945-05-04

Family

ID=6849256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898703D Expired FR898703A (en) 1941-07-01 1943-10-12 Cold Cathode Electric Discharge Tube

Country Status (1)

Country Link
FR (1) FR898703A (en)

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