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普通式气动控制救灾门

  • Release time:2020-10-30
  • Hits:
  • Disigner of the Invention: 

    wuzhengyan,何新建,刘文,王兰云
  • Note: 

    吴征艳,何新建,刘文,王兰云
  • Type of Patent: 

    国际
  • State of Patent: 

    专利撤回
  • Application Number: 

    200620170783.9
  • Authorization number: 

    CN 200992927Y
  • Number of Inventors: 

    5
  • Service Invention or Not: 

    no
  • Application Date: 

    2006-12-22
  • Authorization Date: 

    2007-12-19
  • First Author: 

    jiangshuguang