Identity-coded surface with reference points

Identity-coded surface with reference points

  • CN 1,359,505 A
  • Filed: 05/24/2000
  • Published: 07/17/2002
  • Est. Priority Date: 05/25/1999
  • Status: Active Grant
First Claim
Patent Images

1. a relative surface and the zone that defines, coded data is placed in this zone, and wherein this coded data is represented:

  • An area identity sign relevant with this zone;

    WithA plurality of points in this zone.

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