Cooling means for axial fans,申请号US19470778584-传众专利搜索

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发明名称	Cooling means for axial fans
摘要
申请公布号	US2518815(A)	申请公布日期	1950.08.15
申请号	US19470778584	申请日期	1947.10.08
申请人	AMERICAN BLOWER CORPORATION	发明人	POLK GILBERT C.
分类号	F04D29/58	主分类号	F04D29/58
代理机构		代理人
主权项
地址

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