VENTILATING CEILING AND PANEL THEREFOR,申请号CAD778993-传众专利搜索

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发明名称	VENTILATING CEILING AND PANEL THEREFOR
摘要
申请公布号	CA778993(A)	申请公布日期	1968.02.27
申请号	CAD778993	申请日期
申请人	CONWED CORPORATION	发明人	KERN C. OLSON
分类号		主分类号
代理机构		代理人
主权项
地址

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