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发明名称
Brush holder
摘要
申请公布号
US2515890(A)
申请公布日期
1950.07.18
申请号
US19480020959
申请日期
1948.04.14
申请人
OLLMAN JOHN J
发明人
OLLMAN JOHN J.
分类号
A47K17/00;A47L13/51
主分类号
A47K17/00
代理机构
代理人
主权项
地址
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