FR1029083A - Appareil portatif de projection - Google Patents

Appareil portatif de projection

Info

Publication number
FR1029083A
FR1029083A FR1029083DA FR1029083A FR 1029083 A FR1029083 A FR 1029083A FR 1029083D A FR1029083D A FR 1029083DA FR 1029083 A FR1029083 A FR 1029083A
Authority
FR
France
Prior art keywords
projection device
portable projection
portable
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
Andre-Maurice-Alexan Enos
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 FR1029083A publication Critical patent/FR1029083A/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
    • G03B21/14—Details
    • G03B21/26—Projecting separately subsidiary matter simultaneously with main image

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1029083D 1950-12-04 1950-12-04 Appareil portatif de projection Expired FR1029083A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1029083T 1950-12-04

Publications (1)

Publication Number Publication Date
FR1029083A true FR1029083A (fr) 1953-05-29

Family

ID=9581615

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1029083D Expired FR1029083A (fr) 1950-12-04 1950-12-04 Appareil portatif de projection

Country Status (1)

Country Link
FR (1) FR1029083A (fr)

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