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经营范围
发明名称
TUNNEL EXCAVATING DEVICE
摘要
申请公布号
JPS5363723(A)
申请公布日期
1978.06.07
申请号
JP19760139086
申请日期
1976.11.19
申请人
FURUKAWA KOGYO KK;OKUMURA CORP
发明人
IGARI TATSUO;MASUMOTO TADASHI
分类号
E21D9/10;E21B7/02;E21B15/00;E21B19/08
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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