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发明名称
Improvements in cleaning and polishing devices for attachment to vacuum cleaners and the like
摘要
申请公布号
GB463541(A)
申请公布日期
1937.06.02
申请号
GB19350013779
申请日期
1936.06.08
申请人
WILFRID MATTHEW HARRISON
发明人
分类号
A47L11/162;A47L11/206
主分类号
A47L11/162
代理机构
代理人
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