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For solving the special dry sprinkler systems of ceiling that storage occupancy catches fire and method

For solving the special dry sprinkler systems of ceiling that storage occupancy catches fire and method

  • CN 101,553,285 B
  • Filed: 10/23/2006
  • Issued: 03/02/2016
  • Est. Priority Date: 10/21/2005
  • Status: Active Grant
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