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发明名称
SHIELD EXCAVATOR
摘要
申请公布号
JPH01287396(A)
申请公布日期
1989.11.20
申请号
JP19880116266
申请日期
1988.05.13
申请人
MITSUI CONSTR CO LTD
发明人
TAMURA TOMIO;HAYASHI TOSHIO;ISHIDA KIKUO
分类号
E21D11/10
主分类号
E21D11/10
代理机构
代理人
主权项
地址
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