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经营范围
发明名称
Dental floss tooth cleaning apparatus
摘要
申请公布号
US2460591(A)
申请公布日期
1949.02.01
申请号
US19460712785
申请日期
1946.11.29
申请人
LUZAR THOMAS E
发明人
LUZAR THOMAS E.
分类号
A61C15/04
主分类号
A61C15/04
代理机构
代理人
主权项
地址
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