GB297371A - Improvements in and connected with illuminated display or advertising apparatus - Google Patents

Improvements in and connected with illuminated display or advertising apparatus

Info

Publication number
GB297371A
GB297371A GB1616927A GB1616927A GB297371A GB 297371 A GB297371 A GB 297371A GB 1616927 A GB1616927 A GB 1616927A GB 1616927 A GB1616927 A GB 1616927A GB 297371 A GB297371 A GB 297371A
Authority
GB
United Kingdom
Prior art keywords
illuminated display
advertising apparatus
screens
optical
projection
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
GB1616927A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1616927A priority Critical patent/GB297371A/en
Publication of GB297371A publication Critical patent/GB297371A/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
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

Landscapes

  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

297,371. Sieber, J. June 17, 1927. Drawings to Specification. Optical-projection apparatus.-Screens for optical projection may be composed of a sheet of transparent material, such as celluloid, backed by thin sheets of paper; or a number of translucent screens may be superimposed close together to give the image a relief effect.
GB1616927A 1927-06-17 1927-06-17 Improvements in and connected with illuminated display or advertising apparatus Expired GB297371A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1616927A GB297371A (en) 1927-06-17 1927-06-17 Improvements in and connected with illuminated display or advertising apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1616927A GB297371A (en) 1927-06-17 1927-06-17 Improvements in and connected with illuminated display or advertising apparatus

Publications (1)

Publication Number Publication Date
GB297371A true GB297371A (en) 1928-09-17

Family

ID=10072406

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1616927A Expired GB297371A (en) 1927-06-17 1927-06-17 Improvements in and connected with illuminated display or advertising apparatus

Country Status (1)

Country Link
GB (1) GB297371A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257694A (en) * 1978-02-03 1981-03-24 Soding Tv Gmbh & Co. Bild & Ton International Projection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257694A (en) * 1978-02-03 1981-03-24 Soding Tv Gmbh & Co. Bild & Ton International Projection system

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