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发明名称
摘要
申请公布号
JPS5360184(U)
申请公布日期
1978.05.22
申请号
JP19760143720U
申请日期
1976.10.25
申请人
发明人
分类号
B23B31/20;(IPC1-7):B23B31/20
主分类号
B23B31/20
代理机构
代理人
主权项
地址
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