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发明名称
摘要
申请公布号
JPS5242115(Y2)
申请公布日期
1977.09.24
申请号
JP19710103765U
申请日期
1971.11.09
申请人
发明人
分类号
B23K7/08;B23K7/10;B23K37/04;(IPC1-7):B23K7/10
主分类号
B23K7/08
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