FR921444A - Dispositif de changement de coloration de feu pour appareil lumineux - Google Patents

Dispositif de changement de coloration de feu pour appareil lumineux

Info

Publication number
FR921444A
FR921444A FR921444DA FR921444A FR 921444 A FR921444 A FR 921444A FR 921444D A FR921444D A FR 921444DA FR 921444 A FR921444 A FR 921444A
Authority
FR
France
Prior art keywords
fire
color
changing
lighting apparatus
lighting
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)
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.)
ALBERT BUTIN ETS
Original Assignee
ALBERT BUTIN ETS
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 ALBERT BUTIN ETS filed Critical ALBERT BUTIN ETS
Application granted granted Critical
Publication of FR921444A publication Critical patent/FR921444A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR921444D 1945-11-14 1945-11-14 Dispositif de changement de coloration de feu pour appareil lumineux Expired FR921444A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921444T 1945-11-14

Publications (1)

Publication Number Publication Date
FR921444A true FR921444A (fr) 1947-05-07

Family

ID=9436088

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921444D Expired FR921444A (fr) 1945-11-14 1945-11-14 Dispositif de changement de coloration de feu pour appareil lumineux

Country Status (1)

Country Link
FR (1) FR921444A (fr)

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