Converter and support for suction cleaners,申请号US19510212470-传众专利搜索

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发明名称	Converter and support for suction cleaners
摘要
申请公布号	US2724140(A)	申请公布日期	1955.11.22
申请号	US19510212470	申请日期	1951.02.23
申请人	THE HOOVER COMPANY	发明人	DAIGER GEORGE P.;SECK WERNER G.
分类号	A47L5/32	主分类号	A47L5/32
代理机构		代理人
主权项
地址

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