Fan and blower,申请号US19380184155-传众专利搜索

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发明名称	Fan and blower
摘要
申请公布号	US2129468(A)	申请公布日期	1938.09.06
申请号	US19380184155	申请日期	1938.01.10
申请人	HECK GEORGE L	发明人	HECK GEORGE L.
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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