SIGNAL SELECTING SYSTEM,申请号CAD379726-传众专利搜索

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发明名称	SIGNAL SELECTING SYSTEM
摘要
申请公布号	CA379726(A)	申请公布日期	1939.02.28
申请号	CAD379726	申请日期
申请人	HAZELTINE CORPORATION	发明人	WILLIAM A. MACDONALD
分类号		主分类号
代理机构		代理人
主权项
地址

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