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经营范围
发明名称
An improved carpet sweeper
摘要
申请公布号
GB842383(A)
申请公布日期
1960.07.27
申请号
GB19550025449
申请日期
1955.09.05
申请人
WILLET & ROBINSON LIMITED
发明人
BETTS BRIAN CHARLES IDENDEN;ROBINSON FRANK
分类号
A47L11/33
主分类号
A47L11/33
代理机构
代理人
主权项
地址
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