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发明名称
Brush
摘要
申请公布号
US2227792(A)
申请公布日期
1941.01.07
申请号
US19380191520
申请日期
1938.02.19
申请人
NORTON AUTO-FLOW BRUSH CORPORATION
发明人
JR. JOHN J. NORTON,
分类号
A46B11/06
主分类号
A46B11/06
代理机构
代理人
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