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发明名称
SEGMENT GRIP DEVICE
摘要
申请公布号
JPH11350894(A)
申请公布日期
1999.12.21
申请号
JP19980160975
申请日期
1998.06.09
申请人
HITACHI CONSTR MACH CO LTD
发明人
YOSHIMURA JUNICHI;YOSHIDA TAKESHI
分类号
E21D11/40;(IPC1-7):E21D11/40
主分类号
E21D11/40
代理机构
代理人
主权项
地址
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