Air directing device for use in ventilating or other air supply systems,申请号US19340708100-传众专利搜索

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发明名称	Air directing device for use in ventilating or other air supply systems
摘要
申请公布号	US2016778(A)	申请公布日期	1935.10.08
申请号	US19340708100	申请日期	1934.01.24
申请人	HALL & KAY, LIMITED	发明人	HALL JAMES HARRY;KAY HERBERT;MYERS ALFRED
分类号	F24F13/06	主分类号	F24F13/06
代理机构		代理人
主权项
地址

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