Improvements relating to suction cleaners,申请号GB19500023059-传众专利搜索

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发明名称	Improvements relating to suction cleaners
摘要
申请公布号	GB673613(A)	申请公布日期	1952.06.11
申请号	GB19500023059	申请日期	1950.09.20
申请人	HOOVER LIMITED	发明人
分类号	A47L9/04;A47L11/204	主分类号	A47L9/04
代理机构		代理人
主权项
地址

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