GB671363A - Improvements in or relating to display devices - Google Patents

Improvements in or relating to display devices

Info

Publication number
GB671363A
GB671363A GB2414948A GB2414948A GB671363A GB 671363 A GB671363 A GB 671363A GB 2414948 A GB2414948 A GB 2414948A GB 2414948 A GB2414948 A GB 2414948A GB 671363 A GB671363 A GB 671363A
Authority
GB
United Kingdom
Prior art keywords
frame
aperture
base
strips
baseboard
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
GB2414948A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHARLES RICHARD HOLT
Original Assignee
CHARLES RICHARD HOLT
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 CHARLES RICHARD HOLT filed Critical CHARLES RICHARD HOLT
Priority to GB2414948A priority Critical patent/GB671363A/en
Publication of GB671363A publication Critical patent/GB671363A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F1/00—Cardboard or like show-cards of foldable or flexible material

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

671,363. Changing signs. HOLT, C. R. Sept. 13, 1949 [Sept. 14, 1948]. No. 24149/48. Class 3(i) [Also in Group XV] A display device comprises a baseboard b, a frame a having an aperture superposed over the baseboard and a plurality of thin strips c each having the opposite ends d of one edge hinged to the frame at 'opposite sides of the aperture and the other edge hinged to the base so that when the frame is superposed on the base in one position, the strips lie flat between the base and the frame and are contiguous along their edges to expose one surface of each strip through the aperture while on relative movement between the frame and the base, the strips are turned over to expose the other surface of each strip through the aperture. Each set of surfaces carries a picture or other representation.
GB2414948A 1948-09-14 1948-09-14 Improvements in or relating to display devices Expired GB671363A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2414948A GB671363A (en) 1948-09-14 1948-09-14 Improvements in or relating to display devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2414948A GB671363A (en) 1948-09-14 1948-09-14 Improvements in or relating to display devices

Publications (1)

Publication Number Publication Date
GB671363A true GB671363A (en) 1952-05-07

Family

ID=10207164

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2414948A Expired GB671363A (en) 1948-09-14 1948-09-14 Improvements in or relating to display devices

Country Status (1)

Country Link
GB (1) GB671363A (en)

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