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发明名称
Dental tool
摘要
申请公布号
US1745602(A)
申请公布日期
1930.02.04
申请号
US19210495612
申请日期
1921.08.26
申请人
CHAYES DENTAL INSTRUMENT CORPORATION
发明人
CHAYES HERMAN E. S.
分类号
A61C3/02
主分类号
A61C3/02
代理机构
代理人
主权项
地址
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