Combined screen and ventilator,申请号US19400322541-传众专利搜索

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发明名称	Combined screen and ventilator
摘要
申请公布号	US2276063(A)	申请公布日期	1942.03.10
申请号	US19400322541	申请日期	1940.03.06
申请人	PRENTICE SAMUEL K	发明人	PRENTICE SAMUEL K.
分类号	F24F13/08	主分类号	F24F13/08
代理机构		代理人
主权项
地址

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