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发明名称
Vorrichtung zur gleichzeitigen Fernhaltung von Zunge und Wangen auf beiden Seiten bei der zahnaerztlichen Behandlung
摘要
申请公布号
DE836231(C)
申请公布日期
1952.04.10
申请号
DE1950E002725
申请日期
1950.10.03
申请人
DR. RICHARD EMIL EINLOOS
发明人
EINLOOS DR. RICHARD EMIL
分类号
A61B1/24;A61C5/14
主分类号
A61B1/24
代理机构
代理人
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地址
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