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发明名称
Improvements in and relating to tooth brushes
摘要
申请公布号
GB673516(A)
申请公布日期
1952.06.04
申请号
GB19500013958
申请日期
1950.06.05
申请人
LOUIS RICHARD BRESSLER
发明人
分类号
A46B7/06
主分类号
A46B7/06
代理机构
代理人
主权项
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