BE389302A - - Google Patents

Info

Publication number
BE389302A
BE389302A BE389302DA BE389302A BE 389302 A BE389302 A BE 389302A BE 389302D A BE389302D A BE 389302DA BE 389302 A BE389302 A BE 389302A
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 BE389302A publication Critical patent/BE389302A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
BE389302D 1932-05-02 BE389302A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE747617X 1932-05-02

Publications (1)

Publication Number Publication Date
BE389302A true BE389302A (en:Method)

Family

ID=3879516

Family Applications (2)

Application Number Title Priority Date Filing Date
BE388245D BE388245A (en:Method) 1932-05-02
BE389302D BE389302A (en:Method) 1932-05-02

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE388245D BE388245A (en:Method) 1932-05-02

Country Status (2)

Country Link
BE (2) BE389302A (en:Method)
FR (1) FR747617A (en:Method)

Also Published As

Publication number Publication date
FR747617A (fr) 1933-06-20
BE388245A (en:Method)

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