AT308899B - Röhrenförmige Wolfram-Halogen-Glühlampe - Google Patents

Röhrenförmige Wolfram-Halogen-Glühlampe

Info

Publication number
AT308899B
AT308899B AT49372A AT49372A AT308899B AT 308899 B AT308899 B AT 308899B AT 49372 A AT49372 A AT 49372A AT 49372 A AT49372 A AT 49372A AT 308899 B AT308899 B AT 308899B
Authority
AT
Austria
Prior art keywords
incandescent lamp
halogen incandescent
tubular tungsten
tungsten
tubular
Prior art date
Application number
AT49372A
Other languages
English (en)
Original Assignee
Thorn Electrical Ind Ltd
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 Thorn Electrical Ind Ltd filed Critical Thorn Electrical Ind Ltd
Application granted granted Critical
Publication of AT308899B publication Critical patent/AT308899B/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • 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
AT49372A 1971-01-22 1972-01-21 Röhrenförmige Wolfram-Halogen-Glühlampe AT308899B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB299571 1971-01-22

Publications (1)

Publication Number Publication Date
AT308899B true AT308899B (de) 1973-07-25

Family

ID=9749959

Family Applications (1)

Application Number Title Priority Date Filing Date
AT49372A AT308899B (de) 1971-01-22 1972-01-21 Röhrenförmige Wolfram-Halogen-Glühlampe

Country Status (12)

Country Link
AT (1) AT308899B (de)
AU (1) AU458233B2 (de)
BE (1) BE778347A (de)
CA (1) CA940998A (de)
CH (1) CH558083A (de)
DE (1) DE2203087C3 (de)
FR (1) FR2123009A5 (de)
GB (1) GB1345901A (de)
IT (1) IT946826B (de)
NL (1) NL7200850A (de)
SE (1) SE367511B (de)
ZA (1) ZA72271B (de)

Also Published As

Publication number Publication date
GB1345901A (en) 1974-02-06
NL7200850A (de) 1972-07-25
SE367511B (de) 1974-05-27
AU458233B2 (en) 1975-02-20
FR2123009A5 (de) 1972-09-01
DE2203087A1 (de) 1972-08-03
BE778347A (fr) 1972-05-16
CH558083A (fr) 1975-01-15
DE2203087C3 (de) 1978-07-20
IT946826B (it) 1973-05-21
ZA72271B (en) 1972-09-27
AU3819572A (en) 1973-07-26
DE2203087B2 (de) 1977-12-01
CA940998A (en) 1974-01-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee