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Illuminated, solar powered, vehicle activated, traffic sign

  • US 6,422,714 B1
  • Filed: 02/10/2000
  • Issued: 07/23/2002
  • Est. Priority Date: 02/11/1999
  • Status: Expired due to Fees
First Claim
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1. An illuminated sign, comprising:

  • a) a sign panel;

    b) a light source including an electroluminescent panel disposed to illuminate said sign panel;

    c) a power source operably connected to said light source;

    d) first and second switches connected in series between said power source and said light source such that said light source is activated only when said first and second switches are ON;

    e) said first switch is turned ON by an approaching vehicle; and

    f) said second switch is turned OFF during daytime.

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