FR945140A - Appareil de projection - Google Patents

Appareil de projection

Info

Publication number
FR945140A
FR945140A FR945140DA FR945140A FR 945140 A FR945140 A FR 945140A FR 945140D A FR945140D A FR 945140DA FR 945140 A FR945140 A FR 945140A
Authority
FR
France
Prior art keywords
projection device
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
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR945140A publication Critical patent/FR945140A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/14—Carriers operable to move pictures into, and out of, the projection or viewing position and carrying one or two pictures only in a removable manner also other devices not provided with a stock, e.g. chutes
    • 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)
FR945140D 1940-09-26 1945-08-03 Appareil de projection Expired FR945140A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US945140XA 1940-09-26 1940-09-26

Publications (1)

Publication Number Publication Date
FR945140A true FR945140A (fr) 1949-04-26

Family

ID=22245611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945140D Expired FR945140A (fr) 1940-09-26 1945-08-03 Appareil de projection

Country Status (1)

Country Link
FR (1) FR945140A (fr)

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