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经营范围
发明名称
CARPET SWEEPER
摘要
申请公布号
CA898468(A)
申请公布日期
1972.04.25
申请号
CAD898468
申请日期
申请人
S.A. BRUSH COMPANY LIMITED
发明人
DONALD N. SMYTH;BRUCE A. G. HEARD
分类号
A47L11/08;A47L11/33;(IPC1-7):A47L11/08
主分类号
A47L11/08
代理机构
代理人
主权项
地址
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