GB772669A - Improvements in signs - Google Patents
Improvements in signsInfo
- 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
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.
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3235989A (en) * | 1962-12-12 | 1966-02-22 | Excellart Extrusion Company | Sign framework |
-
1954
- 1954-06-22 GB GB1830154A patent/GB772669A/en not_active Expired
Cited By (1)
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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