FR825456A - Appareil de projection - Google Patents

Appareil de projection

Info

Publication number
FR825456A
FR825456A FR825456DA FR825456A FR 825456 A FR825456 A FR 825456A FR 825456D A FR825456D A FR 825456DA FR 825456 A FR825456 A FR 825456A
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)
Inventor
Louis Nicolas Mestre
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.)
Jouan SA
Original Assignee
Jouan 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 Jouan SA filed Critical Jouan SA
Application granted granted Critical
Publication of FR825456A publication Critical patent/FR825456A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR825456D 1937-08-10 1937-08-10 Appareil de projection Expired FR825456A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR825456T 1937-08-10

Publications (1)

Publication Number Publication Date
FR825456A true FR825456A (fr) 1938-03-03

Family

ID=9282358

Family Applications (1)

Application Number Title Priority Date Filing Date
FR825456D Expired FR825456A (fr) 1937-08-10 1937-08-10 Appareil de projection

Country Status (1)

Country Link
FR (1) FR825456A (fr)

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