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发明名称
摘要
申请公布号
JPH02138077(U)
申请公布日期
1990.11.19
申请号
JP19890046539U
申请日期
1989.04.20
申请人
发明人
分类号
B23K11/11;(IPC1-7):B23K11/11
主分类号
B23K11/11
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代理人
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