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BE430473A - - Google Patents

Info

Publication number
BE430473A
BE430473A BE430473DA BE430473A BE 430473 A BE430473 A BE 430473A BE 430473D A BE430473D A BE 430473DA BE 430473 A BE430473 A BE 430473A
Authority
BE
Belgium
Prior art keywords
bulb
internal
external
enclosure
elastic
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE430473A publication Critical patent/BE430473A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/34—Double wall vessels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
BE430473D 1937-10-04 BE430473A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL844303X 1937-10-04

Publications (1)

Publication Number Publication Date
BE430473A true BE430473A (de)

Family

ID=19845108

Family Applications (1)

Application Number Title Priority Date Filing Date
BE430473D BE430473A (de) 1937-10-04

Country Status (2)

Country Link
BE (1) BE430473A (de)
FR (1) FR844303A (de)

Also Published As

Publication number Publication date
FR844303A (fr) 1939-07-24

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