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发明名称
Device for the aseptic treatment of the root of a tooth
摘要
申请公布号
US2173637(A)
申请公布日期
1939.09.19
申请号
US19370145892
申请日期
1937.06.01
申请人
FRANZ RIEDENER
发明人
RIEDENER FRANZ
分类号
A61C17/02
主分类号
A61C17/02
代理机构
代理人
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地址
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