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发明名称
Dental cleaners
摘要
申请公布号
US2896639(A)
申请公布日期
1959.07.28
申请号
US19560613247
申请日期
1956.10.01
申请人
JOHN STUART FLEMING
发明人
FLEMING MARGARET E.
分类号
A61C15/02
主分类号
A61C15/02
代理机构
代理人
主权项
地址
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