Improvements in or relating to vacuum cleaners,申请号GB19520019914-传众专利搜索

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发明名称	Improvements in or relating to vacuum cleaners
摘要
申请公布号	GB714808(A)	申请公布日期	1954.09.01
申请号	GB19520019914	申请日期	1952.08.07
申请人	AUGUST MITTELSTEN SCHEID;ERICH MITTELSTEN SCHEID;WERNER MITTELSTEN SCHEID	发明人
分类号	A47L5/22;F04D29/44	主分类号	A47L5/22
代理机构		代理人
主权项
地址

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