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发明名称
摘要
申请公布号
JPS54159386(U)
申请公布日期
1979.11.07
申请号
JP19780056043U
申请日期
1978.04.28
申请人
发明人
分类号
B23D21/08;(IPC1-7):B23D21/08
主分类号
B23D21/08
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代理人
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