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发明名称
ELECTRIC TOOTHBRUSH
摘要
申请公布号
US3447178(A)
申请公布日期
1969.06.03
申请号
USD3447178
申请日期
1968.01.26
申请人
JOHN J. PICKERING
发明人
JOHN J. PICKERING
分类号
A61C17/28;(IPC1-7):A46B13/04;A46B17/08
主分类号
A61C17/28
代理机构
代理人
主权项
地址
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