BE478141A - - Google Patents

Info

Publication number
BE478141A
BE478141A BE478141DA BE478141A BE 478141 A BE478141 A BE 478141A BE 478141D A BE478141D A BE 478141DA BE 478141 A BE478141 A BE 478141A
Authority
BE
Belgium
Prior art keywords
casing
regenerated cellulose
cellulose
partially
layers
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE478141A publication Critical patent/BE478141A/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)
  • Packages (AREA)
  • Glass Compositions (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
BE478141D BE478141A (instruction)

Publications (1)

Publication Number Publication Date
BE478141A true BE478141A (instruction)

Family

ID=126006

Family Applications (1)

Application Number Title Priority Date Filing Date
BE478141D BE478141A (instruction)

Country Status (1)

Country Link
BE (1) BE478141A (instruction)

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