CH380977A - Projection screen - Google Patents

Projection screen

Info

Publication number
CH380977A
CH380977A CH1042060A CH1042060A CH380977A CH 380977 A CH380977 A CH 380977A CH 1042060 A CH1042060 A CH 1042060A CH 1042060 A CH1042060 A CH 1042060A CH 380977 A CH380977 A CH 380977A
Authority
CH
Switzerland
Prior art keywords
projection screen
projection
screen
Prior art date
Application number
CH1042060A
Other languages
German (de)
Inventor
Fischer Artur
Original Assignee
Fischer Artur
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 Fischer Artur filed Critical Fischer Artur
Publication of CH380977A publication Critical patent/CH380977A/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
    • G03B21/58—Projection screens collapsible, e.g. foldable; of variable area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
CH1042060A 1959-09-19 1960-09-14 Projection screen CH380977A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1959F0017349 DE1807258U (en) 1959-09-19 1959-09-19 PROJECTION WALL.

Publications (1)

Publication Number Publication Date
CH380977A true CH380977A (en) 1964-08-15

Family

ID=32915391

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1042060A CH380977A (en) 1959-09-19 1960-09-14 Projection screen

Country Status (3)

Country Link
CH (1) CH380977A (en)
DE (1) DE1807258U (en)
GB (1) GB953086A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101178383B1 (en) * 2005-03-16 2012-08-29 최해용 Potable screen device with dual shaft structure
CN100353257C (en) * 2005-11-01 2007-12-05 广州美视晶莹银幕有限公司 Not folded manual projection curtain

Also Published As

Publication number Publication date
DE1807258U (en) 1960-03-03
GB953086A (en) 1964-03-25

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