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发明名称
CONCRETE PLACING DEVICE
摘要
申请公布号
JPS63297693(A)
申请公布日期
1988.12.05
申请号
JP19870133128
申请日期
1987.05.28
申请人
MITSUI CONSTR CO LTD
发明人
KASAHARA NORIO;TAMURA TOMIO;OKANO SHIGETOSHI
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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