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发明名称
Vorrichtung gegen Abrutschen des Bohrers beim Ausbohren des Stiftes abgebrochener Stiftzaehne
摘要
申请公布号
DE567385(C)
申请公布日期
1933.01.02
申请号
DE1931K122644D
申请日期
1931.10.24
申请人
MARCUS KOOPMAN
发明人
分类号
A61C1/08
主分类号
A61C1/08
代理机构
代理人
主权项
地址
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