FR649323A - Electric incandescent lamp with illuminating body in tantalum carbide - Google Patents

Electric incandescent lamp with illuminating body in tantalum carbide

Info

Publication number
FR649323A
FR649323A FR649323DA FR649323A FR 649323 A FR649323 A FR 649323A FR 649323D A FR649323D A FR 649323DA FR 649323 A FR649323 A FR 649323A
Authority
FR
France
Prior art keywords
incandescent lamp
tantalum carbide
illuminating body
electric incandescent
electric
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
Bernhard Herber
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 FR649323A publication Critical patent/FR649323A/en
Expired legal-status Critical Current

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
FR649323D 1927-03-09 1928-02-20 Electric incandescent lamp with illuminating body in tantalum carbide Expired FR649323A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT649323X 1927-03-09

Publications (1)

Publication Number Publication Date
FR649323A true FR649323A (en) 1928-12-20

Family

ID=3678164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR649323D Expired FR649323A (en) 1927-03-09 1928-02-20 Electric incandescent lamp with illuminating body in tantalum carbide

Country Status (1)

Country Link
FR (1) FR649323A (en)

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