Improvements in apparatus for extracting dust from carpets,申请号GB19350025223-传众专利搜索

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发明名称	Improvements in apparatus for extracting dust from carpets
摘要
申请公布号	GB456692(A)	申请公布日期	1936.11.13
申请号	GB19350025223	申请日期	1935.09.11
申请人	CHARLES GIBSON HARVEY	发明人
分类号	D06G1/00	主分类号	D06G1/00
代理机构		代理人
主权项
地址

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