中文

一种超声塑化系统用进料施压组件,2019

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  • Release time:2019-06-28

  • Patent Applicant:中南大学

  • Disigner of the Invention:强元宝等, 吴旺青

  • Authorization number:201920792009.9

  • Service Invention or Not:yes

  • Authorization Date:2019-12-20


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