FR529216A - Cinematographic projection apparatus more particularly intended for teaching - Google Patents

Cinematographic projection apparatus more particularly intended for teaching

Info

Publication number
FR529216A
FR529216A FR529216A FR529216DA FR529216A FR 529216 A FR529216 A FR 529216A FR 529216 A FR529216 A FR 529216A FR 529216D A FR529216D A FR 529216DA FR 529216 A FR529216 A FR 529216A
Authority
FR
France
Prior art keywords
teaching
projection apparatus
particularly intended
cinematographic projection
cinematographic
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
FR529216A
Other languages
French (fr)
Inventor
Auguste-Blaise Baron
Charles-Marie-Arthur Guinard
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.)
AUGUSTE-BLAISE BARON
Original Assignee
AUGUSTE-BLAISE BARON
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 AUGUSTE-BLAISE BARON filed Critical AUGUSTE-BLAISE BARON
Application granted granted Critical
Publication of FR529216A publication Critical patent/FR529216A/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
    • G03B21/32—Details specially adapted for motion-picture projection
    • 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
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/50—Control devices operated by the film strip during the run

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR529216A 1920-07-23 1920-07-23 Cinematographic projection apparatus more particularly intended for teaching Expired FR529216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR529216T 1920-07-23

Publications (1)

Publication Number Publication Date
FR529216A true FR529216A (en) 1921-11-25

Family

ID=8922585

Family Applications (1)

Application Number Title Priority Date Filing Date
FR529216A Expired FR529216A (en) 1920-07-23 1920-07-23 Cinematographic projection apparatus more particularly intended for teaching

Country Status (1)

Country Link
FR (1) FR529216A (en)

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