FR648248A - Bayonet caps for multiple filament electric lamps - Google Patents

Bayonet caps for multiple filament electric lamps

Info

Publication number
FR648248A
FR648248A FR648248DA FR648248A FR 648248 A FR648248 A FR 648248A FR 648248D A FR648248D A FR 648248DA FR 648248 A FR648248 A FR 648248A
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 FR648248A publication Critical patent/FR648248A/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
FR648248D 1927-11-26 1927-11-26 Bayonet caps for multiple filament electric lamps Expired FR648248A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR648248T 1927-11-26
FR35273T 1928-04-27

Publications (1)

Publication Number Publication Date
FR648248A true FR648248A (en) 1928-12-06

Family

ID=31889612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR648248D Expired FR648248A (en) 1927-11-26 1927-11-26 Bayonet caps for multiple filament electric lamps

Country Status (1)

Country Link
FR (1) FR648248A (en)

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