FR30346E - Sign plate for daytime and night use for automobiles, indication of street names, etc. - Google Patents

Sign plate for daytime and night use for automobiles, indication of street names, etc.

Info

Publication number
FR30346E
FR30346E FR30346DA FR30346E FR 30346 E FR30346 E FR 30346E FR 30346D A FR30346D A FR 30346DA FR 30346 E FR30346 E FR 30346E
Authority
FR
France
Prior art keywords
daytime
automobiles
indication
sign plate
street names
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
French (fr)
Inventor
Emmanuel Portal
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 FR30346E publication Critical patent/FR30346E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • G09F2013/1804—Achieving homogeneous illumination
    • G09F2013/1822—Stair-cased profiled window

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR30346D 1925-04-20 1925-04-20 Sign plate for daytime and night use for automobiles, indication of street names, etc. Expired FR30346E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR30346T 1925-04-20

Publications (1)

Publication Number Publication Date
FR30346E true FR30346E (en) 1926-05-07

Family

ID=8668253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR30346D Expired FR30346E (en) 1925-04-20 1925-04-20 Sign plate for daytime and night use for automobiles, indication of street names, etc.

Country Status (1)

Country Link
FR (1) FR30346E (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422215A1 (en) * 1978-04-04 1979-11-02 Decaux Paris J C LIGHTING DEVICE AND URBAN FURNITURE EQUIPPED WITH THIS DEVICE
EP0242308A1 (en) * 1986-04-18 1987-10-21 Pierre Alexandre Blanchet Luminous display device
US4954931A (en) * 1988-07-08 1990-09-04 Parker Hannifin Corporation Linear diffuse light source
US5408388A (en) * 1992-01-24 1995-04-18 Stanley Electric Co., Ltd. Planar illuminating device
US5414599A (en) * 1991-09-09 1995-05-09 Enplas Corporation Surface light source device
US5769522A (en) * 1991-09-09 1998-06-23 Enplas Corporation Surface light source device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422215A1 (en) * 1978-04-04 1979-11-02 Decaux Paris J C LIGHTING DEVICE AND URBAN FURNITURE EQUIPPED WITH THIS DEVICE
EP0242308A1 (en) * 1986-04-18 1987-10-21 Pierre Alexandre Blanchet Luminous display device
FR2597642A1 (en) * 1986-04-18 1987-10-23 Blanchet Pierre LUMINOUS DISPLAY DEVICE FOR TRANSLUCENT DOCUMENTS
US4811507A (en) * 1986-04-18 1989-03-14 Blanchet Pierre A Apparatus for the display of illuminated translucent documents
US4954931A (en) * 1988-07-08 1990-09-04 Parker Hannifin Corporation Linear diffuse light source
US5414599A (en) * 1991-09-09 1995-05-09 Enplas Corporation Surface light source device
US5655827A (en) * 1991-09-09 1997-08-12 Enplas Corporation Surface light source device
US5769522A (en) * 1991-09-09 1998-06-23 Enplas Corporation Surface light source device
US5408388A (en) * 1992-01-24 1995-04-18 Stanley Electric Co., Ltd. Planar illuminating device

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