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发明名称
Dental cleaner
摘要
申请公布号
US2771084(A)
申请公布日期
1956.11.20
申请号
US19530382987
申请日期
1953.09.29
申请人
JOHN S. 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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