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发明名称
摘要
申请公布号
NL6913592(A)
申请公布日期
1970.03.24
申请号
NL19690013592
申请日期
1969.09.05
申请人
发明人
分类号
B23K20/08;B23K35/00;(IPC1-7):B23P3/09
主分类号
B23K20/08
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代理人
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