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经营范围
发明名称
METHOD OF CRUSHING CONCRETE
摘要
申请公布号
JPS6393989(A)
申请公布日期
1988.04.25
申请号
JP19860238064
申请日期
1986.10.08
申请人
MITSUBISHI HEAVY IND LTD
发明人
TAKAHASHI SABURO;HYODO KAZUYA
分类号
E21C37/12
主分类号
E21C37/12
代理机构
代理人
主权项
地址
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