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发明名称
摘要
申请公布号
JPS543647(B2)
申请公布日期
1979.02.26
申请号
JP19760142906
申请日期
1976.11.30
申请人
发明人
分类号
B23K31/00;B23K9/06;B23K9/095;B23K37/00;H04Q9/00
主分类号
B23K31/00
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代理人
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