GB850484A - Improvements relating to wall charts - Google Patents

Improvements relating to wall charts

Info

Publication number
GB850484A
GB850484A GB3747957A GB3747957A GB850484A GB 850484 A GB850484 A GB 850484A GB 3747957 A GB3747957 A GB 3747957A GB 3747957 A GB3747957 A GB 3747957A GB 850484 A GB850484 A GB 850484A
Authority
GB
United Kingdom
Prior art keywords
indicator
panels
charts
improvements relating
wall charts
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
GB3747957A
Inventor
John Francis Hill
George William Hill
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.)
ADAPTA CHARTS Ltd
Original Assignee
ADAPTA CHARTS Ltd
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 ADAPTA CHARTS Ltd filed Critical ADAPTA CHARTS Ltd
Priority to GB3747957A priority Critical patent/GB850484A/en
Publication of GB850484A publication Critical patent/GB850484A/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
    • G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Displays For Variable Information Using Movable Means (AREA)

Abstract

850,484. Indicators. ADAPTA-CHARTS Ltd. Jan. 2, 1959 [Dec. 2, 1957], No. 37479/57. Class 3(2) A wall chart or indicator consists of two fixed pegboards or corrugated panels 7, 8 and a series of like slidable boards or panels 9, 9a, 9b which may be readily removed by lifting same free of the bottom grooves 10 in which they slide. The indicating means consist of spring-loaded cords or elastic bands 14 secured to a T-member 12, wound around a rod 13 and provided with end pegs 15 or friction retaining means. The indicator is also provided with a card index 16, peg trays 17, strip holders 18 and a sliding cursor 14a.
GB3747957A 1957-12-02 1957-12-02 Improvements relating to wall charts Expired GB850484A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3747957A GB850484A (en) 1957-12-02 1957-12-02 Improvements relating to wall charts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3747957A GB850484A (en) 1957-12-02 1957-12-02 Improvements relating to wall charts

Publications (1)

Publication Number Publication Date
GB850484A true GB850484A (en) 1960-10-05

Family

ID=10396788

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3747957A Expired GB850484A (en) 1957-12-02 1957-12-02 Improvements relating to wall charts

Country Status (1)

Country Link
GB (1) GB850484A (en)

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