Improvements in vacuum cleaners,申请号GB19330004261-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	GB402278(A)	申请公布日期	1933.11.30
申请号	GB19330004261	申请日期	1933.02.11
申请人	ANDREA GIAMBERTONI	发明人
分类号	A47L5/36;A47L9/12	主分类号	A47L5/36
代理机构		代理人
主权项
地址

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