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发明名称
Elektrische Bohrmaschine fuer zahnaerztliche Zwecke
摘要
申请公布号
DE494449(C)
申请公布日期
1930.03.22
申请号
DE1928R075246D
申请日期
1928.07.28
申请人
DR.-ING. HANS RUMPFF
发明人
分类号
A61C1/06
主分类号
A61C1/06
代理机构
代理人
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