Nozzle height adjusting mechanism for vacuum cleaners,申请号US19480048194-传众专利搜索

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发明名称	Nozzle height adjusting mechanism for vacuum cleaners
摘要
申请公布号	US2592767(A)	申请公布日期	1952.04.15
申请号	US19480048194	申请日期	1948.09.08
申请人	THE SINGER MANUFACTURING COMPANY	发明人	TURNER EDGAR P.
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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