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发明名称
SHIELD EXCAVATOR
摘要
申请公布号
JPS61142296(A)
申请公布日期
1986.06.30
申请号
JP19850247234
申请日期
1985.11.06
申请人
KUMAGAI GUMI LTD
发明人
YOSHIZAWA KEIZO;TSUURA KENICHI;SHIMAZU HISAAKI;KITAHARA YOICHI;KITANO YOSHINORI
分类号
E21D9/06;E21D9/08;E21D9/087
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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