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Method and device for deactivating items and for maintaining such items in a deactivated state

Method and device for deactivating items and for maintaining such items in a deactivated state

  • CN 1,832,782 B
  • Filed: 07/28/2004
  • Issued: 01/16/2013
  • Est. Priority Date: 08/01/2003
  • Status: Active Grant
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