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发明名称
Improvements in or relating to suction cleaners
摘要
申请公布号
GB504641(A)
申请公布日期
1939.04.28
申请号
GB19370031039
申请日期
1937.11.11
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;WALTER MUIR CRANSTON
发明人
分类号
A47L5/34
主分类号
A47L5/34
代理机构
代理人
主权项
地址
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