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Highway sign

  • US 4,250,646 A
  • Filed: 05/21/1979
  • Issued: 02/17/1981
  • Est. Priority Date: 05/21/1979
  • Status: Expired due to Term
First Claim
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1. A highway sign comprising an indicia on a color contrasting background, and a narrow strip of retro-reflecting material forming a border between said indicia and background so as to accentuate said border at night when illuminated by headlights of an oncoming vehicle.

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