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发明名称
摘要
申请公布号
JPS5381631(U)
申请公布日期
1978.07.06
申请号
JP19760164484U
申请日期
1976.12.07
申请人
发明人
分类号
B23K9/12;B23K9/28;(IPC1-7):B23K9/12
主分类号
B23K9/12
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