FR763707A - Light cooler device - Google Patents

Light cooler device

Info

Publication number
FR763707A
FR763707A FR763707DA FR763707A FR 763707 A FR763707 A FR 763707A FR 763707D A FR763707D A FR 763707DA FR 763707 A FR763707 A FR 763707A
Authority
FR
France
Prior art keywords
cooler device
light
light cooler
cooler
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
Georges Guilmot
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 FR763707A publication Critical patent/FR763707A/en
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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR763707D 1933-11-13 1933-11-13 Light cooler device Expired FR763707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR763707T 1933-11-13

Publications (1)

Publication Number Publication Date
FR763707A true FR763707A (en) 1934-05-05

Family

ID=9180842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR763707D Expired FR763707A (en) 1933-11-13 1933-11-13 Light cooler device

Country Status (1)

Country Link
FR (1) FR763707A (en)

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