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发明名称
摘要
申请公布号
JPH0570776(U)
申请公布日期
1993.09.24
申请号
JP19920019113U
申请日期
1992.02.28
申请人
发明人
分类号
B23K20/00;B23K37/053;B23K101/06;(IPC1-7):B23K20/00
主分类号
B23K20/00
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代理人
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