BE478497A - - Google Patents

Info

Publication number
BE478497A
BE478497A BE478497DA BE478497A BE 478497 A BE478497 A BE 478497A BE 478497D A BE478497D A BE 478497DA BE 478497 A BE478497 A BE 478497A
Authority
BE
Belgium
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 BE478497A publication Critical patent/BE478497A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/28Envelopes; Vessels
BE478497D 1946-03-21 BE478497A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR925098T 1946-03-21

Publications (1)

Publication Number Publication Date
BE478497A true BE478497A (en:Method)

Family

ID=9439844

Family Applications (1)

Application Number Title Priority Date Filing Date
BE478497D BE478497A (en:Method) 1946-03-21

Country Status (5)

Country Link
BE (1) BE478497A (en:Method)
CH (1) CH267217A (en:Method)
FR (1) FR925098A (en:Method)
GB (1) GB634761A (en:Method)
NL (1) NL138036C (en:Method)

Also Published As

Publication number Publication date
GB634761A (en) 1950-03-29
NL138036C (en:Method)
CH267217A (fr) 1950-03-15
FR925098A (fr) 1947-08-25

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