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发明名称
CHANGEOVER DEVICE FOR HOOK OF JIB CRANE
摘要
申请公布号
JPS6169694(A)
申请公布日期
1986.04.10
申请号
JP19840189973
申请日期
1984.09.11
申请人
HITACHI PLANT ENG & CONSTR CO LTD
发明人
SHIIBASHI KIYOFUSA
分类号
B66D3/08;B66C23/62
主分类号
B66D3/08
代理机构
代理人
主权项
地址
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