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经营范围
发明名称
ENLARGING SHIELD CONSTRUCTION METHOD
摘要
申请公布号
JPS6088790(A)
申请公布日期
1985.05.18
申请号
JP19830193394
申请日期
1983.10.18
申请人
MITSUI KENSETSU KK
发明人
FURUTA TOSHIO;SUZUKI AKIHIKO;TAKATORI YOSHIKI
分类号
E21D9/06;E21D9/08
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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