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发明名称
TRAVELLING SYSTEM DRILLING CRUSHER
摘要
申请公布号
JPS53100102(A)
申请公布日期
1978.09.01
申请号
JP19770014561
申请日期
1977.02.15
申请人
HITACHI CONSTRUCTION MACHINERY
发明人
MORIKAWA IWAO;TAKAHASHI SHINGO
分类号
E21C37/02
主分类号
E21C37/02
代理机构
代理人
主权项
地址
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