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发明名称
Dental tool
摘要
申请公布号
US2344605(A)
申请公布日期
1944.03.21
申请号
US19420439069
申请日期
1942.04.15
申请人
DROEGKAMP GILBERT H
发明人
DROEGKAMP GILBERT H.
分类号
A61C1/18;A61C3/08
主分类号
A61C1/18
代理机构
代理人
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地址
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