Centrifugal fans,申请号US19570681352-传众专利搜索

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发明名称	Centrifugal fans
摘要
申请公布号	US2951630(A)	申请公布日期	1960.09.06
申请号	US19570681352	申请日期	1957.08.30
申请人	WESTINGHOUSE ELECTRIC CORPORATION	发明人	MURPHY JAMES D.
分类号	F04D29/46;F04D29/52	主分类号	F04D29/46
代理机构		代理人
主权项
地址

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