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发明名称
摘要
申请公布号
JPS5645578(U)
申请公布日期
1981.04.23
申请号
JP19790126511U
申请日期
1979.09.12
申请人
发明人
分类号
B23K9/29;B23K9/26;(IPC1-7):B23K9/26
主分类号
B23K9/29
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