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发明名称
TUNNEL EXCAVATOR
摘要
申请公布号
JPS6210398(A)
申请公布日期
1987.01.19
申请号
JP19850144546
申请日期
1985.07.03
申请人
HITACHI CONSTR MACH CO LTD;TOBISHIMA KENSETSU KK
发明人
TSUNENO YUJI;OOTA MAKOTO;SHIOSAKI MINORU
分类号
E21D9/08;E21D9/087
主分类号
E21D9/08
代理机构
代理人
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地址
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