FR737190A - Incandescent electric lamp or electric discharge tube - Google Patents

Incandescent electric lamp or electric discharge tube

Info

Publication number
FR737190A
FR737190A FR737190DA FR737190A FR 737190 A FR737190 A FR 737190A FR 737190D A FR737190D A FR 737190DA FR 737190 A FR737190 A FR 737190A
Authority
FR
France
Prior art keywords
electric
discharge tube
incandescent
lamp
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 FR737190A publication Critical patent/FR737190A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR737190D 1931-06-13 1932-05-14 Incandescent electric lamp or electric discharge tube Expired FR737190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL57282A NL34770C (en) 1931-06-13 1931-06-13

Publications (1)

Publication Number Publication Date
FR737190A true FR737190A (en) 1932-12-07

Family

ID=19785693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR737190D Expired FR737190A (en) 1931-06-13 1932-05-14 Incandescent electric lamp or electric discharge tube

Country Status (5)

Country Link
BE (1) BE389169A (en)
DE (1) DE589632C (en)
FR (1) FR737190A (en)
GB (1) GB385203A (en)
NL (1) NL34770C (en)

Also Published As

Publication number Publication date
BE389169A (en) 1932-07-30
GB385203A (en) 1932-12-22
NL34770C (en) 1935-03-15
DE589632C (en) 1933-12-11

Similar Documents

Publication Publication Date Title
FR687021A (en) Incandescent electric lamp
FR846696A (en) Electric incandescent gas lamp
FR837699A (en) Incandescent electric lamp
FR648062A (en) Incandescent electric lamp
FR737190A (en) Incandescent electric lamp or electric discharge tube
FR836840A (en) Incandescent electric lamp
FR839200A (en) Incandescent electric lamp
FR736750A (en) Incandescent electric lamp
FR747831A (en) Incandescent electric lamp or electric discharge tube
FR732477A (en) Incandescent electric lamp or electric discharge tube without base
FR769495A (en) Incandescent electric lamp or discharge tube
FR768850A (en) Incandescent electric lamp or electric discharge tube
FR786172A (en) Incandescent electric lamp or electric discharge tube
FR779807A (en) Electric incandescent gas lamp
FR772157A (en) Incandescent electric lamp
FR705272A (en) Improvements to incandescent electric lamps or discharge tubes
FR760975A (en) Electric incandescent lamp, discharge tube or flash lamp
FR787856A (en) Incandescent electric lamp which mainly contains xenon or crypton
FR739783A (en) Electric discharge lamp
FR733141A (en) Incandescent lamp socket
FR795176A (en) Incandescent electric lamps or electric discharge tube
FR844304A (en) Incandescent electric lamp
FR839169A (en) Incandescent electric lamp
FR696318A (en) Incandescent electric lamp
FR34306E (en) Incandescent electric lamp