NAME

Wang Jack

Patents

一种铁钻工伸缩臂
  • Hits:
  • Title:

    一种铁钻工伸缩臂

  • First Author:

    邓承宇

  • Disigner of the Invention:

    Wang Jack

  • Application Number:

    CN201710273004.0

  • Authorization Date:

    2017-04-26

  • Authorization Number:

    CN106988691A

  • Date:

    2019-10-20

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