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经营范围
发明名称
Improvements in or relating to vacuum cleaners
摘要
申请公布号
GB431693(A)
申请公布日期
1935.07.15
申请号
GB19340001268
申请日期
1934.01.13
申请人
ABINGDON WORKS (1931) LIMITED;JOHN GRAY;TOM BRYAN BRAMLEY
发明人
分类号
A47L9/02
主分类号
A47L9/02
代理机构
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