FR747979A - Dispositif permettant de faire apparaître des annonces ou des indications quelconques - Google Patents

Dispositif permettant de faire apparaître des annonces ou des indications quelconques

Info

Publication number
FR747979A
FR747979A FR747979DA FR747979A FR 747979 A FR747979 A FR 747979A FR 747979D A FR747979D A FR 747979DA FR 747979 A FR747979 A FR 747979A
Authority
FR
France
Prior art keywords
announcements
indications
appear
device allowing
allowing
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
Other languages
English (en)
Inventor
Albert Corlett Davis
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 filed Critical
Application granted granted Critical
Publication of FR747979A publication Critical patent/FR747979A/fr
Expired legal-status Critical Current

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
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/12—Signs, boards or panels, illuminated from behind the insignia using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR747979D 1932-12-05 1932-12-23 Dispositif permettant de faire apparaître des annonces ou des indications quelconques Expired FR747979A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB747979X 1932-12-05

Publications (1)

Publication Number Publication Date
FR747979A true FR747979A (fr) 1933-06-27

Family

ID=10496121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR747979D Expired FR747979A (fr) 1932-12-05 1932-12-23 Dispositif permettant de faire apparaître des annonces ou des indications quelconques

Country Status (1)

Country Link
FR (1) FR747979A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4500088A (en) * 1983-06-28 1985-02-19 Trans-World Manufacturing Corporation 3D Display
US4613128A (en) * 1985-01-29 1986-09-23 Trans-World Manufacturing Corp. 3D display

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4500088A (en) * 1983-06-28 1985-02-19 Trans-World Manufacturing Corporation 3D Display
US4613128A (en) * 1985-01-29 1986-09-23 Trans-World Manufacturing Corp. 3D display

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