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发明名称
Toothbrush
摘要
申请公布号
US1890943(A)
申请公布日期
1932.12.13
申请号
US19320609060
申请日期
1932.05.04
申请人
HOFFMAN JACOB S
发明人
HOFFMAN JACOB S.
分类号
A46B5/00;A46B7/06
主分类号
A46B5/00
代理机构
代理人
主权项
地址
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