Take underground continuous wall grooving machine hydraulic grab of pick
LI HONGXUN, LI MINGXIAN, QIU XIAOWU, LIU XIAONING, LIN QIANGYOU, LEI BIN
Year of Publication 17.11.2017
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Year of Publication 17.11.2017
Patent
Underground continuous wall large capacity mud is supplied with and is equipped
LI HONGXUN, HONG MINGJIAN, SUN YAOBAO, QIU XIAOWU, ZUO RENYU, LI WEI, LEI BIN
Year of Publication 22.12.2017
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Year of Publication 22.12.2017
Patent