DE1070021B - - Google Patents

Info

Publication number
DE1070021B
DE1070021B DENDAT1070021D DE1070021DA DE1070021B DE 1070021 B DE1070021 B DE 1070021B DE NDAT1070021 D DENDAT1070021 D DE NDAT1070021D DE 1070021D A DE1070021D A DE 1070021DA DE 1070021 B DE1070021 B DE 1070021B
Authority
DE
Germany
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.)
Pending
Application number
DENDAT1070021D
Other languages
German (de)
Publication date
Publication of DE1070021B publication Critical patent/DE1070021B/de
Pending 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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
DENDAT1070021D Pending DE1070021B (fr)

Publications (1)

Publication Number Publication Date
DE1070021B true DE1070021B (fr) 1900-01-01

Family

ID=595010

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT1070021D Pending DE1070021B (fr)

Country Status (1)

Country Link
DE (1) DE1070021B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1178698B (de) * 1962-05-02 1964-09-24 Karl Lennart Erling Cednaes Di Projektionsvorrichtung zum gleichzeitigen Projizieren zweier Filmbilder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1178698B (de) * 1962-05-02 1964-09-24 Karl Lennart Erling Cednaes Di Projektionsvorrichtung zum gleichzeitigen Projizieren zweier Filmbilder

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