姚云龙
Senior Engineer
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Patents
姚云龙;马广英;徐旭东.一种海带晒后捆扎切割系统CN201710017866.7
  • Type of Patent:
    Invent
  • Application Number:
    CN201710017866.7
  • Service Invention or Not:
    no
  • Application Date:
    2017-01-11
  • Authorization Date:
    2019-01-08

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