FR823367A - Improvements to electric discharge tubes - Google Patents

Improvements to electric discharge tubes

Info

Publication number
FR823367A
FR823367A FR823367DA FR823367A FR 823367 A FR823367 A FR 823367A FR 823367D A FR823367D A FR 823367DA FR 823367 A FR823367 A FR 823367A
Authority
FR
France
Prior art keywords
electric discharge
discharge tubes
tubes
electric
discharge
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR823367A publication Critical patent/FR823367A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/001—Non-constructive schematic arrangements
FR823367D 1936-06-22 1937-06-22 Improvements to electric discharge tubes Expired FR823367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL823367X 1936-06-22

Publications (1)

Publication Number Publication Date
FR823367A true FR823367A (en) 1938-01-19

Family

ID=19840945

Family Applications (1)

Application Number Title Priority Date Filing Date
FR823367D Expired FR823367A (en) 1936-06-22 1937-06-22 Improvements to electric discharge tubes

Country Status (1)

Country Link
FR (1) FR823367A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040129B (en) * 1952-04-22 1958-10-02 Sebel S A Cathode ray fluorescent lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040129B (en) * 1952-04-22 1958-10-02 Sebel S A Cathode ray fluorescent lamp

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