FR680935A - Improvements to projection devices for color cinematography - Google Patents

Improvements to projection devices for color cinematography

Info

Publication number
FR680935A
FR680935A FR680935DA FR680935A FR 680935 A FR680935 A FR 680935A FR 680935D A FR680935D A FR 680935DA FR 680935 A FR680935 A FR 680935A
Authority
FR
France
Prior art keywords
projection devices
color cinematography
cinematography
color
projection
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
Walter Chapman
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 FR680935A publication Critical patent/FR680935A/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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR680935D 1929-08-28 1929-08-28 Improvements to projection devices for color cinematography Expired FR680935A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR680935T 1929-08-28

Publications (1)

Publication Number Publication Date
FR680935A true FR680935A (en) 1930-05-07

Family

ID=9022549

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680935D Expired FR680935A (en) 1929-08-28 1929-08-28 Improvements to projection devices for color cinematography

Country Status (1)

Country Link
FR (1) FR680935A (en)

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