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发明名称
Brush protector
摘要
申请公布号
US2555810(A)
申请公布日期
1951.06.05
申请号
US19460641566
申请日期
1946.01.16
申请人
PARSONS HERMAN G
发明人
PARSONS HERMAN G.
分类号
B44D3/12
主分类号
B44D3/12
代理机构
代理人
主权项
地址
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