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发明名称
摘要
申请公布号
JPS63201012(U)
申请公布日期
1988.12.26
申请号
JP19870092920U
申请日期
1987.06.17
申请人
发明人
分类号
B23C3/12;(IPC1-7):B23C3/12
主分类号
B23C3/12
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代理人
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