Improvements in vacuum cleaners,申请号GB19310002374-传众专利搜索

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发明名称	Improvements in vacuum cleaners
摘要
申请公布号	GB364362(A)	申请公布日期	1932.01.07
申请号	GB19310002374	申请日期	1931.01.24
申请人	WILHELM MAUZ;PAUL PFEIFFER;LUDWIG HAHN;ERNST FABER	发明人
分类号	A47L9/04	主分类号	A47L9/04
代理机构		代理人
主权项
地址

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