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发明名称
Brush
摘要
申请公布号
US1771189(A)
申请公布日期
1930.07.22
申请号
US19280317938
申请日期
1928.11.08
申请人
FREDERICK PALMER JOHN
发明人
PALMER JOHN FREDERICK
分类号
B25G3/06;B25G3/30
主分类号
B25G3/06
代理机构
代理人
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