Improvements in or relating to vacuum cleaners,申请号GB19370023670-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	GB479740(A)	申请公布日期	1938.02.10
申请号	GB19370023670	申请日期	1936.11.26
申请人	ELECTROLUX LIMITED	发明人
分类号	A47L5/36;A47L9/22	主分类号	A47L5/36
代理机构		代理人
主权项
地址

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