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发明名称
摘要
申请公布号
JPH021567(U)
申请公布日期
1990.01.08
申请号
JP19880075628U
申请日期
1988.06.07
申请人
发明人
分类号
B28B21/60;B23K7/00;B23K7/10;B28B21/62;(IPC1-7):B23K7/10
主分类号
B28B21/60
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