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FR937757A - Device allowing the projection of opaque images and objects - Google Patents

Device allowing the projection of opaque images and objects

Info

Publication number
FR937757A
FR937757A FR937757DA FR937757A FR 937757 A FR937757 A FR 937757A FR 937757D A FR937757D A FR 937757DA FR 937757 A FR937757 A FR 937757A
Authority
FR
France
Prior art keywords
projection
objects
device allowing
opaque images
opaque
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
French (fr)
Inventor
Fernand Ernst
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 FR937757A publication Critical patent/FR937757A/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
    • G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR937757D 1946-11-04 1946-11-04 Device allowing the projection of opaque images and objects Expired FR937757A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR937757T 1946-11-04

Publications (1)

Publication Number Publication Date
FR937757A true FR937757A (en) 1948-08-26

Family

ID=9458152

Family Applications (1)

Application Number Title Priority Date Filing Date
FR937757D Expired FR937757A (en) 1946-11-04 1946-11-04 Device allowing the projection of opaque images and objects

Country Status (1)

Country Link
FR (1) FR937757A (en)

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