BE447827A - - Google Patents

Info

Publication number
BE447827A
BE447827A BE447827DA BE447827A BE 447827 A BE447827 A BE 447827A BE 447827D A BE447827D A BE 447827DA BE 447827 A BE447827 A BE 447827A
Authority
BE
Belgium
Prior art keywords
zinc
magnesium
cadmium
alloys
metal
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE447827A publication Critical patent/BE447827A/fr

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K5/00Light sources using charges of combustible material, e.g. illuminating flash devices
    • F21K5/02Light sources using charges of combustible material, e.g. illuminating flash devices ignited in a non-disrupting container, e.g. photo-flash bulb

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Discharge Lamp (AREA)
BE447827D BE447827A (cs)

Publications (1)

Publication Number Publication Date
BE447827A true BE447827A (cs)

Family

ID=103563

Family Applications (1)

Application Number Title Priority Date Filing Date
BE447827D BE447827A (cs)

Country Status (1)

Country Link
BE (1) BE447827A (cs)

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