FR779637A - Improvements made to electric discharge tubes - Google Patents

Improvements made to electric discharge tubes

Info

Publication number
FR779637A
FR779637A FR779637DA FR779637A FR 779637 A FR779637 A FR 779637A FR 779637D A FR779637D A FR 779637DA FR 779637 A FR779637 A FR 779637A
Authority
FR
France
Prior art keywords
electric discharge
improvements made
discharge tubes
tubes
electric
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 FR779637A publication Critical patent/FR779637A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
FR779637D 1933-10-19 1934-10-13 Improvements made to electric discharge tubes Expired FR779637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE427282X 1933-10-19

Publications (1)

Publication Number Publication Date
FR779637A true FR779637A (en) 1935-04-10

Family

ID=6477295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR779637D Expired FR779637A (en) 1933-10-19 1934-10-13 Improvements made to electric discharge tubes

Country Status (3)

Country Link
BE (1) BE405687A (en)
FR (1) FR779637A (en)
GB (1) GB427282A (en)

Also Published As

Publication number Publication date
BE405687A (en)
GB427282A (en) 1935-04-18

Similar Documents

Publication Publication Date Title
FR773999A (en) Improvements made to electric discharge tubes
FR802417A (en) Improvements to discharge tubes
FR810516A (en) Improvements to discharge tubes
FR45379E (en) Electric discharge tube
FR785770A (en) Improvements to discharge tubes
FR44905E (en) Improvements made to electric discharge tubes
FR795091A (en) Improvements to electric discharge tubes
FR786957A (en) Improvements to discharge tubes
FR789727A (en) Improvements to discharge tubes
FR796322A (en) Improvements made to electric discharge tubes
FR780700A (en) Electric discharge tube
FR771173A (en) Electric discharge tube
FR812808A (en) Improvements to discharge tubes
FR757631A (en) Improvements made to electric discharge tubes
FR774816A (en) Electric discharge tube
FR771172A (en) Electric discharge tube
FR784901A (en) Improvements to discharge tubes
FR781477A (en) Improvements made to electric discharge tubes
FR792316A (en) Improvements made to electric discharge tubes
FR823368A (en) Improvements made to electric discharge tubes
FR777258A (en) Improvements to electric discharge tubes
FR779637A (en) Improvements made to electric discharge tubes
FR776840A (en) Improvements made to electric discharge tubes
FR806693A (en) Improvements to discharge tubes
FR800413A (en) Improvements to discharge tubes