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发明名称
Vorrichtung zum Kuehlen von Zaehnen im Munde des Patienten beim Bohren, Schleifen o. dgl.
摘要
申请公布号
DE706986(C)
申请公布日期
1941.06.11
申请号
DE1939K154566D
申请日期
1939.05.26
申请人
PAUL KROM
发明人
KROM PAUL
分类号
A61C1/05
主分类号
A61C1/05
代理机构
代理人
主权项
地址
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