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发明名称
ERECTOR DEVICE FOR SHIELD EXCAVATOR
摘要
申请公布号
JPH04340000(A)
申请公布日期
1992.11.26
申请号
JP19910113010
申请日期
1991.05.17
申请人
HITACHI CONSTR MACH CO LTD
发明人
MORI YASUO
分类号
E21D11/40
主分类号
E21D11/40
代理机构
代理人
主权项
地址
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