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发明名称
Dental tool
摘要
申请公布号
US2025779(A)
申请公布日期
1935.12.31
申请号
US19340711607
申请日期
1934.02.16
申请人
ROELKE GUSTAV A
发明人
ROELKE GUSTAV A.
分类号
A61C1/18
主分类号
A61C1/18
代理机构
代理人
主权项
地址
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