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发明名称
摘要
申请公布号
DE2063432(A1)
申请公布日期
1972.06.29
申请号
DE19702063432
申请日期
1970.12.23
申请人
发明人
分类号
B23K11/00;(IPC1-7):B23K29/00
主分类号
B23K11/00
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