BE390732A - - Google Patents

Info

Publication number
BE390732A
BE390732A BE390732DA BE390732A BE 390732 A BE390732 A BE 390732A BE 390732D A BE390732D A BE 390732DA BE 390732 A BE390732 A BE 390732A
Authority
BE
Belgium
Prior art keywords
positions
lamp
electromagnet
light source
breaker
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE390732A publication Critical patent/BE390732A/fr

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied
    • G08B5/22Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
    • G08B5/38Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing light

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Road Signs Or Road Markings (AREA)
BE390732D BE390732A (oth)

Publications (1)

Publication Number Publication Date
BE390732A true BE390732A (oth)

Family

ID=58640

Family Applications (1)

Application Number Title Priority Date Filing Date
BE390732D BE390732A (oth)

Country Status (1)

Country Link
BE (1) BE390732A (oth)

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