Improvements in vacuum cleaning appliances,申请号GB19350028083-传众专利搜索

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发明名称	Improvements in vacuum cleaning appliances
摘要
申请公布号	GB464048(A)	申请公布日期	1937.04.12
申请号	GB19350028083	申请日期	1935.10.11
申请人	LLOYD GEORGE OWENS	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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