CH203273A - Device for generating photographs. - Google Patents

Device for generating photographs.

Info

Publication number
CH203273A
CH203273A CH203273DA CH203273A CH 203273 A CH203273 A CH 203273A CH 203273D A CH203273D A CH 203273DA CH 203273 A CH203273 A CH 203273A
Authority
CH
Switzerland
Prior art keywords
photographs
generating photographs
generating
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 by Philips Nv filed Critical Philips Nv
Publication of CH203273A publication Critical patent/CH203273A/en

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
    • G03B21/62—Translucent screens
    • 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)
  • Luminescent Compositions (AREA)
CH203273D 1937-06-09 1938-06-08 Device for generating photographs. CH203273A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE203273X 1937-06-09

Publications (1)

Publication Number Publication Date
CH203273A true CH203273A (en) 1939-02-28

Family

ID=5775565

Family Applications (1)

Application Number Title Priority Date Filing Date
CH203273D CH203273A (en) 1937-06-09 1938-06-08 Device for generating photographs.

Country Status (2)

Country Link
CH (1) CH203273A (en)
GB (1) GB514809A (en)

Also Published As

Publication number Publication date
GB514809A (en) 1939-11-17

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