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发明名称
摘要
申请公布号
JPS487519(U)
申请公布日期
1973.01.27
申请号
JP19710051439U
申请日期
1971.06.15
申请人
发明人
分类号
B23K11/11;B23K11/10;B23K11/30;B23K37/04;(IPC1-7):B23K37/04
主分类号
B23K11/11
代理机构
代理人
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地址
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