BE482236A - - Google Patents

Info

Publication number
BE482236A
BE482236A BE482236DA BE482236A BE 482236 A BE482236 A BE 482236A BE 482236D A BE482236D A BE 482236DA BE 482236 A BE482236 A BE 482236A
Authority
BE
Belgium
Prior art keywords
tubes
phosphorescent materials
jointly
generally
separately
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE482236A publication Critical patent/BE482236A/fr

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/20Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/26Signs formed by electric discharge tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
BE482236D BE482236A (Direct)

Publications (1)

Publication Number Publication Date
BE482236A true BE482236A (Direct)

Family

ID=128991

Family Applications (1)

Application Number Title Priority Date Filing Date
BE482236D BE482236A (Direct)

Country Status (1)

Country Link
BE (1) BE482236A (Direct)

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