FR35273E - Bayonet caps for multiple filament electric lamps - Google Patents

Bayonet caps for multiple filament electric lamps

Info

Publication number
FR35273E
FR35273E FR35273DA FR35273E FR 35273 E FR35273 E FR 35273E FR 35273D A FR35273D A FR 35273DA FR 35273 E FR35273 E FR 35273E
Authority
FR
France
Prior art keywords
electric lamps
multiple filament
filament electric
bayonet caps
bayonet
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)
Inventor
Simon Hermont
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 filed Critical
Application granted granted Critical
Publication of FR35273E publication Critical patent/FR35273E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/02—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies
    • H01K9/04—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in manually operated switch
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
FR35273D 1928-04-27 1928-04-27 Bayonet caps for multiple filament electric lamps Expired FR35273E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR35273T 1928-04-27

Publications (1)

Publication Number Publication Date
FR35273E true FR35273E (en) 1929-12-31

Family

ID=8672171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR35273D Expired FR35273E (en) 1928-04-27 1928-04-27 Bayonet caps for multiple filament electric lamps

Country Status (2)

Country Link
FR (1) FR35273E (en)
GB (1) GB301319A (en)

Also Published As

Publication number Publication date
GB301319A (en) 1929-09-26

Similar Documents

Publication Publication Date Title
FR35273E (en) Bayonet caps for multiple filament electric lamps
FR592234A (en) Machine intended for making filament supports for electric lamps
FR648248A (en) Bayonet caps for multiple filament electric lamps
FR673811A (en) Filament improvements for incandescent lamps
FR628823A (en) Bayonet base for multi-filament electric lamps
FR782712A (en) Bayonet base for multiple filament lamps
FR670821A (en) Multiple filament electric lamp
FR673249A (en) Sockets for electric bayonet lamps
FR721968A (en) Base for two-filament electric lamps
FR598933A (en) Multiple filament electric lamp for polyphase networks
FR726975A (en) Three-filament light bulb for automobile
FR667319A (en) Improvements to electric filament lamps
FR676367A (en) Three-filament electric lamp
FR680315A (en) Improvements to Incandescent Electric Lamps Incorporating Multiple Filaments
FR45744E (en) Filament for electric lamps
CA282162A (en) Lamp filament
FR676337A (en) Incandescent electric lamps
CA285330A (en) Three filament lamps
FR767979A (en) Filament holder for electric lamps
FR35931E (en) Light diffuser-distribution device for incandescent electric lamps
FR802054A (en) Concentrated filament electric lamps
FR791613A (en) Multiple filament type electric lamps improvements
FR37147E (en) Bayonet sockets for electric lamps
FR767120A (en) Support for tubular electric lamp filaments
ES109963A1 (en) Diffuser-distributor light device for electric incandescent lamps.