Improvements in or relating to centrifugal fans,申请号GB19410014364-传众专利搜索

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发明名称	Improvements in or relating to centrifugal fans
摘要
申请公布号	GB548005(A)	申请公布日期	1942.09.21
申请号	GB19410014364	申请日期	1941.11.07
申请人	DAVIDSON & COMPANY;ALEXANDER BROWN	发明人
分类号	F04D29/28	主分类号	F04D29/28
代理机构		代理人
主权项
地址

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