FR740825A - Poudre-éclair - Google Patents

Poudre-éclair

Info

Publication number
FR740825A
FR740825A FR740825DA FR740825A FR 740825 A FR740825 A FR 740825A FR 740825D A FR740825D A FR 740825DA FR 740825 A FR740825 A FR 740825A
Authority
FR
France
Prior art keywords
flash powder
flash
powder
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Albert Kalber
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.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR740825A publication Critical patent/FR740825A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-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
    • F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR740825D 1932-07-27 1932-07-27 Poudre-éclair Expired FR740825A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR740825T 1932-07-27

Publications (1)

Publication Number Publication Date
FR740825A true FR740825A (fr) 1933-02-01

Family

ID=9136140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR740825D Expired FR740825A (fr) 1932-07-27 1932-07-27 Poudre-éclair

Country Status (1)

Country Link
FR (1) FR740825A (fr)

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