FR923385A - Appareil de projection d'images en relief - Google Patents

Appareil de projection d'images en relief

Info

Publication number
FR923385A
FR923385A FR923385DA FR923385A FR 923385 A FR923385 A FR 923385A FR 923385D A FR923385D A FR 923385DA FR 923385 A FR923385 A FR 923385A
Authority
FR
France
Prior art keywords
projection device
image projection
relief image
relief
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
Suzanne-Marguerite-F Smeets
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 FR923385A publication Critical patent/FR923385A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/60Projection screens characterised by the nature of the surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR923385D 1946-03-05 1946-03-05 Appareil de projection d'images en relief Expired FR923385A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR923385T 1946-03-05

Publications (1)

Publication Number Publication Date
FR923385A true FR923385A (fr) 1947-07-04

Family

ID=9438684

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923385D Expired FR923385A (fr) 1946-03-05 1946-03-05 Appareil de projection d'images en relief

Country Status (1)

Country Link
FR (1) FR923385A (fr)

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