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发明名称
摘要
申请公布号
JPS5419225(U)
申请公布日期
1979.02.07
申请号
JP19770091875U
申请日期
1977.07.11
申请人
发明人
分类号
B23K37/04;B23K37/047;(IPC1-7):B23K37/04
主分类号
B23K37/04
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