FR646663A - Gas discharge tube - Google Patents

Gas discharge tube

Info

Publication number
FR646663A
FR646663A FR646663DA FR646663A FR 646663 A FR646663 A FR 646663A FR 646663D A FR646663D A FR 646663DA FR 646663 A FR646663 A FR 646663A
Authority
FR
France
Prior art keywords
gas discharge
discharge tube
tube
gas
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 FR646663A publication Critical patent/FR646663A/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
FR646663D 1927-03-02 1927-12-31 Gas discharge tube Expired FR646663A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB587727A GB295293A (en) 1927-03-02 1927-03-02 Improvements in or relating to gasfilled electric discharge tubes

Publications (1)

Publication Number Publication Date
FR646663A true FR646663A (en) 1928-11-14

Family

ID=9804277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR646663D Expired FR646663A (en) 1927-03-02 1927-12-31 Gas discharge tube

Country Status (3)

Country Link
BE (1) BE348018A (en)
FR (1) FR646663A (en)
GB (1) GB295293A (en)

Also Published As

Publication number Publication date
BE348018A (en)
GB295293A (en) 1928-08-02

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