RECORD CHANGING APPARATUS,申请号CAD475240-传众专利搜索

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发明名称	RECORD CHANGING APPARATUS
摘要
申请公布号	CA475240(A)	申请公布日期	1951.07.10
申请号	CAD475240	申请日期
申请人	ZENITH RADIO CORPORATION	发明人	RALPH A. MULLANEY;HERBERT H. STEGLICH;KURT EMDE
分类号		主分类号
代理机构		代理人
主权项
地址

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