BE438926A - - Google Patents

Info

Publication number
BE438926A
BE438926A BE438926DA BE438926A BE 438926 A BE438926 A BE 438926A BE 438926D A BE438926D A BE 438926DA BE 438926 A BE438926 A BE 438926A
Authority
BE
Belgium
Prior art keywords
cells
lamps
lighting
light
cell
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE438926A publication Critical patent/BE438926A/fr

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Audible And Visible Signals (AREA)
BE438926D BE438926A (enExample)

Publications (1)

Publication Number Publication Date
BE438926A true BE438926A (enExample)

Family

ID=97032

Family Applications (1)

Application Number Title Priority Date Filing Date
BE438926D BE438926A (enExample)

Country Status (1)

Country Link
BE (1) BE438926A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314587A1 (fr) * 1987-10-30 1989-05-03 K.M. Innovation Dispositif pour la transmission d'informations dans un restaurant
EP0433049A3 (en) * 1989-12-12 1992-05-27 Margot Horspool Multistation indicator system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314587A1 (fr) * 1987-10-30 1989-05-03 K.M. Innovation Dispositif pour la transmission d'informations dans un restaurant
FR2622718A1 (fr) * 1987-10-30 1989-05-05 Kalfoun Jean Claude Dispositif pour la transmission d'informations dans un restaurant
EP0433049A3 (en) * 1989-12-12 1992-05-27 Margot Horspool Multistation indicator system

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