ATA761977A - Gehaeuse zur aufnahme einer projektionsleinwand - Google Patents

Gehaeuse zur aufnahme einer projektionsleinwand

Info

Publication number
ATA761977A
ATA761977A AT761977A AT761977A ATA761977A AT A761977 A ATA761977 A AT A761977A AT 761977 A AT761977 A AT 761977A AT 761977 A AT761977 A AT 761977A AT A761977 A ATA761977 A AT A761977A
Authority
AT
Austria
Prior art keywords
accommodate
housing
projection screen
projection
screen
Prior art date
Application number
AT761977A
Other languages
English (en)
Original Assignee
Rollei Werke Franke Heidecke
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 Rollei Werke Franke Heidecke filed Critical Rollei Werke Franke Heidecke
Publication of ATA761977A publication Critical patent/ATA761977A/de

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)
  • Transforming Electric Information Into Light Information (AREA)
AT761977A 1976-10-27 1977-10-25 Gehaeuse zur aufnahme einer projektionsleinwand ATA761977A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762648549 DE2648549A1 (de) 1976-10-27 1976-10-27 Projektionsleinwand

Publications (1)

Publication Number Publication Date
ATA761977A true ATA761977A (de) 1979-03-15

Family

ID=5991485

Family Applications (1)

Application Number Title Priority Date Filing Date
AT761977A ATA761977A (de) 1976-10-27 1977-10-25 Gehaeuse zur aufnahme einer projektionsleinwand

Country Status (3)

Country Link
AT (1) ATA761977A (de)
DE (1) DE2648549A1 (de)
NL (1) NL7709407A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6846083B1 (en) * 2004-01-20 2005-01-25 Jeffrey A. Mylar TV screen cover

Also Published As

Publication number Publication date
DE2648549A1 (de) 1978-05-03
NL7709407A (nl) 1978-05-02

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Legal Events

Date Code Title Description
A1J Withdrawal paragraph 166 lit. 6