FR854295A - Screw socket for incandescent electric lamps - Google Patents

Screw socket for incandescent electric lamps

Info

Publication number
FR854295A
FR854295A FR854295DA FR854295A FR 854295 A FR854295 A FR 854295A FR 854295D A FR854295D A FR 854295DA FR 854295 A FR854295 A FR 854295A
Authority
FR
France
Prior art keywords
screw socket
electric lamps
incandescent electric
incandescent
lamps
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 FR854295A publication Critical patent/FR854295A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
    • H01R33/97—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held
    • H01R33/971—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held for screw type coupling devices
FR854295D 1938-05-06 1939-05-04 Screw socket for incandescent electric lamps Expired FR854295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL854295X 1938-05-06

Publications (1)

Publication Number Publication Date
FR854295A true FR854295A (en) 1940-04-09

Family

ID=19847199

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854295D Expired FR854295A (en) 1938-05-06 1939-05-04 Screw socket for incandescent electric lamps

Country Status (1)

Country Link
FR (1) FR854295A (en)

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