Blower or fan,申请号US19350040558-传众专利搜索

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发明名称	Blower or fan
摘要
申请公布号	US2100439(A)	申请公布日期	1937.11.30
申请号	US19350040558	申请日期	1935.09.14
申请人	AIR CONTROLS, INC.	发明人	FRIEDMAN ARTHUR
分类号	F04D29/52	主分类号	F04D29/52
代理机构		代理人
主权项
地址

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