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发明名称
AUFBOHRKOPF
摘要
申请公布号
DE2320876(A1)
申请公布日期
1974.11.21
申请号
DE19732320876
申请日期
1973.04.25
申请人
GEBRUEDER HELLER, 2801 UPHUSEN
发明人
WEINREICH, SIEGFRIED, 2807 BIERDEN
分类号
B23B29/034;(IPC1-7):23B51/04
主分类号
B23B29/034
代理机构
代理人
主权项
地址
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