METHOD OF MAKING LOUVER TYPE VENTILATORS,申请号CAD575582-传众专利搜索

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发明名称	METHOD OF MAKING LOUVER TYPE VENTILATORS
摘要
申请公布号	CA575582(A)	申请公布日期	1959.05.12
申请号	CAD575582	申请日期
申请人	WALTER E. SELCK AND CO. OF CANADA	发明人	LESTER L. SMITH
分类号		主分类号
代理机构		代理人
主权项
地址

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