FR771555A - Improvement to lamp bases for tipped bulbs - Google Patents

Improvement to lamp bases for tipped bulbs

Info

Publication number
FR771555A
FR771555A FR771555DA FR771555A FR 771555 A FR771555 A FR 771555A FR 771555D A FR771555D A FR 771555DA FR 771555 A FR771555 A FR 771555A
Authority
FR
France
Prior art keywords
tipped
bulbs
improvement
lamp bases
bases
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.)
Compagnie de Signaux et dEntreprises Electriques SA
Original Assignee
Compagnie de Signaux et dEntreprises Electriques SA
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 Compagnie de Signaux et dEntreprises Electriques SA filed Critical Compagnie de Signaux et dEntreprises Electriques SA
Application granted granted Critical
Publication of FR771555A publication Critical patent/FR771555A/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
    • H01J5/32—Seals for leading-in conductors
FR771555D 1933-07-08 1933-07-08 Improvement to lamp bases for tipped bulbs Expired FR771555A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR771555T 1933-07-08

Publications (1)

Publication Number Publication Date
FR771555A true FR771555A (en) 1934-10-12

Family

ID=9191120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771555D Expired FR771555A (en) 1933-07-08 1933-07-08 Improvement to lamp bases for tipped bulbs

Country Status (1)

Country Link
FR (1) FR771555A (en)

Similar Documents

Publication Publication Date Title
FR771555A (en) Improvement to lamp bases for tipped bulbs
FR780331A (en) Lamp holder for light bulbs
FR765953A (en) roadway lighting
FR729415A (en) Globe for lamps for extensive lighting
FR756731A (en) Suspension for light vehicles
FR757643A (en) Ultra-shortwave dual receiver lamp
FR772763A (en) Incandescent lamps
FR765847A (en) Improvements to light bulbs
FR760713A (en) Light diffuser-distributor device for vehicle headlight lamps
FR774403A (en) Bulbs for miner's lamp
FR763522A (en) Light bulb holder box
FR765694A (en) Improvements to lamps or headlights
FR48132E (en) Lamp holder for light bulbs
FR755136A (en) Improvements to thermo-ionic lamps
FR43008E (en) Improvements to lamp holders
FR732719A (en) Improvements to light bulbs for incandescent electric lamps
FR801818A (en) Improvements to incandescent lamp holders
FR787839A (en) Improvements to lamps or light tubes
FR44536E (en) New electric bulb for lamps and spotlights
FR766990A (en) New electric bulb for lamps and spotlights
FR781828A (en) Improvements to devices for shaping light bulbs
FR761778A (en) Bulb for incandescent electric lamps
FR753266A (en) Filament for electric lamps
FR763591A (en) Headlamp for vehicles
FR788941A (en) Improvements to lamp bases