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发明名称
Brushes
摘要
申请公布号
US2974338(A)
申请公布日期
1961.03.14
申请号
US19560609236
申请日期
1956.09.11
申请人
ROTH DAVID C;FLORENZ KARL H
发明人
ROTH DAVID C.;FLORENZ KARL H.
分类号
A46B15/00
主分类号
A46B15/00
代理机构
代理人
主权项
地址
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