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发明名称
摘要
申请公布号
DE2108156(A1)
申请公布日期
1972.08.31
申请号
DE19712108156
申请日期
1971.02.20
申请人
BUSCHMANN SPANNWERKZEUG R
发明人
分类号
B23B31/113;B23B31/20;(IPC1-7):B23C5/26
主分类号
B23B31/113
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