FR331688A - Apparatus for producing artificial light, for use in photography - Google Patents

Apparatus for producing artificial light, for use in photography

Info

Publication number
FR331688A
FR331688A FR331688DA FR331688A FR 331688 A FR331688 A FR 331688A FR 331688D A FR331688D A FR 331688DA FR 331688 A FR331688 A FR 331688A
Authority
FR
France
Prior art keywords
photography
artificial light
producing artificial
producing
light
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
French (fr)
Inventor
Jules Heron
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JULES HERON
Original Assignee
JULES HERON
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 by JULES HERON filed Critical JULES HERON
Application granted granted Critical
Publication of FR331688A publication Critical patent/FR331688A/en
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)
FR331688D 1903-05-04 1903-05-04 Apparatus for producing artificial light, for use in photography Expired FR331688A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR331688T 1903-05-04

Publications (1)

Publication Number Publication Date
FR331688A true FR331688A (en) 1903-09-25

Family

ID=1381387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR331688D Expired FR331688A (en) 1903-05-04 1903-05-04 Apparatus for producing artificial light, for use in photography

Country Status (1)

Country Link
FR (1) FR331688A (en)

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