FR783818A - Appareil de projection - Google Patents

Appareil de projection

Info

Publication number
FR783818A
FR783818A FR783818DA FR783818A FR 783818 A FR783818 A FR 783818A FR 783818D A FR783818D A FR 783818DA FR 783818 A FR783818 A FR 783818A
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
Anatole Braunstein
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 FR783818A publication Critical patent/FR783818A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR783818D 1934-03-30 1934-03-30 Appareil de projection Expired FR783818A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR783818T 1934-03-30

Publications (1)

Publication Number Publication Date
FR783818A true FR783818A (fr) 1935-07-18

Family

ID=9216948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783818D Expired FR783818A (fr) 1934-03-30 1934-03-30 Appareil de projection

Country Status (1)

Country Link
FR (1) FR783818A (fr)

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