NL50134C - - Google Patents

Info

Publication number
NL50134C
NL50134C NL50134DA NL50134C NL 50134 C NL50134 C NL 50134C NL 50134D A NL50134D A NL 50134DA NL 50134 C NL50134 C NL 50134C
Authority
NL
Netherlands
Application number
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 NL50134C publication Critical patent/NL50134C/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K9/00Lamps having two or more incandescent bodies separately heated
    • H01K9/02Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies
    • H01K9/04Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in manually operated switch
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/26Screens; Filters
NL50134D 1937-02-19 NL50134C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU490736X 1937-02-19

Publications (1)

Publication Number Publication Date
NL50134C true NL50134C (en:Method)

Family

ID=10979345

Family Applications (1)

Application Number Title Priority Date Filing Date
NL50134D NL50134C (en:Method) 1937-02-19

Country Status (4)

Country Link
DE (1) DE717963C (en:Method)
FR (1) FR833684A (en:Method)
GB (1) GB490736A (en:Method)
NL (1) NL50134C (en:Method)

Also Published As

Publication number Publication date
DE717963C (de) 1942-02-26
GB490736A (en) 1938-08-19
FR833684A (fr) 1938-10-27

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