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发明名称
EARTH AND SAND DISCHARGE METHOD IN SHIELD CONSTRUCTION METHOD
摘要
申请公布号
JPS60164598(A)
申请公布日期
1985.08.27
申请号
JP19840018918
申请日期
1984.02.03
申请人
OKUMURAGUMI:KK
发明人
SHIMIZU HIROYA;WAKITA TSUNEO
分类号
E21D9/12;E21D9/13
主分类号
E21D9/12
代理机构
代理人
主权项
地址
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