GB772669A - Improvements in signs - Google Patents

Improvements in signs

Info

Publication number
GB772669A
GB772669A GB1830154A GB1830154A GB772669A GB 772669 A GB772669 A GB 772669A GB 1830154 A GB1830154 A GB 1830154A GB 1830154 A GB1830154 A GB 1830154A GB 772669 A GB772669 A GB 772669A
Authority
GB
United Kingdom
Prior art keywords
layer
pearce
june
signs
glass
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
GB1830154A
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.)
PEARCE SIGNS Ltd
Original Assignee
PEARCE SIGNS 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 PEARCE SIGNS Ltd filed Critical PEARCE SIGNS Ltd
Priority to GB1830154A priority Critical patent/GB772669A/en
Publication of GB772669A publication Critical patent/GB772669A/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
    • G09F7/02—Signs, plates, panels or boards using readily-detachable elements bearing or forming symbols
    • G09F7/06—Signs, plates, panels or boards using readily-detachable elements bearing or forming symbols the elements being secured or adapted to be secured by means of pins and holes

Landscapes

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

Abstract

772,669. Electro luminescence. PEARCE SIGNS, Ltd. and PEARCE, J. H. G. June 22, 1955 [June 22, 1954], No. 18301/54. Drawings to Specification. Class 39(1). [Also in Group XVIII] An advertising panel is illuminated by making it of conducting glass and coating it with a layer of a solid dielectric carrying a zinc sulphide phosphor in suspension, the layer being backed by a metallic layer and the glass and the metallic layer being connected with a source of alternating current supply to produce a luminous effect.
GB1830154A 1954-06-22 1954-06-22 Improvements in signs Expired GB772669A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1830154A GB772669A (en) 1954-06-22 1954-06-22 Improvements in signs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1830154A GB772669A (en) 1954-06-22 1954-06-22 Improvements in signs

Publications (1)

Publication Number Publication Date
GB772669A true GB772669A (en) 1957-04-17

Family

ID=10110131

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1830154A Expired GB772669A (en) 1954-06-22 1954-06-22 Improvements in signs

Country Status (1)

Country Link
GB (1) GB772669A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235989A (en) * 1962-12-12 1966-02-22 Excellart Extrusion Company Sign framework

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235989A (en) * 1962-12-12 1966-02-22 Excellart Extrusion Company Sign framework

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