GB471997A - Improvements in illuminated signs - Google Patents
Improvements in illuminated signsInfo
- Publication number
- GB471997A GB471997A GB1520836A GB1520836A GB471997A GB 471997 A GB471997 A GB 471997A GB 1520836 A GB1520836 A GB 1520836A GB 1520836 A GB1520836 A GB 1520836A GB 471997 A GB471997 A GB 471997A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tubes
- illuminated
- enclosed
- illuminated signs
- sign
- 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
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/26—Signs formed by electric discharge tubes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
471,997. Illuminated signs. ELECTROLUMINATION, Ltd., and CASSELLE, L. C. May 29, 1936, No. 15208. [Class 3 (ii)] A sign wherein the display panel is illuminated at the rear by discharge lamps arranged in grid-form, is characterized in that the lamps are enclosed in tubes of diffusing material such as cased opal glass. In the embodiment shown in the Figure sign panels 7, 8 are illuminated by discharge lamps 10 enclosed in tubes 9. These tubes may comprise two semi - cylindrical tubes arranged side by side.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1520836A GB471997A (en) | 1936-05-29 | 1936-05-29 | Improvements in illuminated signs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1520836A GB471997A (en) | 1936-05-29 | 1936-05-29 | Improvements in illuminated signs |
Publications (1)
Publication Number | Publication Date |
---|---|
GB471997A true GB471997A (en) | 1937-09-15 |
Family
ID=10054929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1520836A Expired GB471997A (en) | 1936-05-29 | 1936-05-29 | Improvements in illuminated signs |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB471997A (en) |
-
1936
- 1936-05-29 GB GB1520836A patent/GB471997A/en not_active Expired
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