CN217518711U - 一种适用于多种规格锚杆的矿用检波器连接装置 - Google Patents
一种适用于多种规格锚杆的矿用检波器连接装置 Download PDFInfo
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Inventor after: Xin Chongwei Inventor after: Zhang Xiufeng Inventor after: Fan Shuo Inventor after: Chen Yang Inventor after: Zheng Hongwei Inventor after: Han Quanjie Inventor before: Xin Chongwei Inventor before: Zhang Xiufeng Inventor before: Fan Shuo Inventor before: Chen Yang Inventor before: Zheng Hongwei Inventor before: Han Quanjie |
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