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经营范围
发明名称
Tooth brush
摘要
申请公布号
US2154352(A)
申请公布日期
1939.04.11
申请号
US19370143230
申请日期
1937.05.17
申请人
PETERSON HOWARD C
发明人
PETERSON HOWARD C.
分类号
A46B9/04
主分类号
A46B9/04
代理机构
代理人
主权项
地址
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