FR830502A - Ampoule projecteur monobloc - Google Patents

Ampoule projecteur monobloc

Info

Publication number
FR830502A
FR830502A FR830502DA FR830502A FR 830502 A FR830502 A FR 830502A FR 830502D A FR830502D A FR 830502DA FR 830502 A FR830502 A FR 830502A
Authority
FR
France
Prior art keywords
monobloc
projector bulb
projector
bulb
monobloc projector
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
English (en)
Inventor
Barbas Felix Jean Francois
Leger
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 FR830502A publication Critical patent/FR830502A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/12—Joining of mount or stem to vessel; Joining parts of the vessel, e.g. by butt sealing

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR830502D 1937-12-07 1937-12-07 Ampoule projecteur monobloc Expired FR830502A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR830502T 1937-12-07

Publications (1)

Publication Number Publication Date
FR830502A true FR830502A (fr) 1938-08-02

Family

ID=9287286

Family Applications (1)

Application Number Title Priority Date Filing Date
FR830502D Expired FR830502A (fr) 1937-12-07 1937-12-07 Ampoule projecteur monobloc

Country Status (1)

Country Link
FR (1) FR830502A (fr)

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