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发明名称
MUD TYPE SHIELDING EXCAVATION CONSTRUCTION METHOD AND ITS DEVICE
摘要
申请公布号
JPS5883797(A)
申请公布日期
1983.05.19
申请号
JP19810180977
申请日期
1981.11.13
申请人
MITSUI KENSETSU KK
发明人
KAWAMURA KUNIMOTO
分类号
E21D9/06;E21D9/093;E21D9/12
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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