AIR SCREEN MECHANISM,申请号CAD401701-传众专利搜索

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发明名称	AIR SCREEN MECHANISM
摘要
申请公布号	CA401701(A)	申请公布日期	1941.12.23
申请号	CAD401701	申请日期
申请人	WILLIAM I. BANFIELD	发明人	DAVID ANTON LONGAUER
分类号		主分类号
代理机构		代理人
主权项
地址

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