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Indicator

  • US 20030121467A1
  • Filed: 12/03/2002
  • Published: 07/03/2003
  • Est. Priority Date: 12/27/2001
  • Status: Active Grant
First Claim
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1. An indicator comprising:

  • a metal character plate provided with cut-out portions being cut out along peripheries of respective indicative characters to indicate a measured value; and

    a back light source to emit light on a back of the metal character plate.

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