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Security marking and security mark

  • US 20050156318A1
  • Filed: 01/05/2005
  • Published: 07/21/2005
  • Est. Priority Date: 01/15/2004
  • Status: Abandoned Application
First Claim
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1. An identity marking, comprising:

  • a patterned layer of conductive material on an object, wherein the pattern of conductive material comprises identifying indicia that can be read by a conductivity meter.

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