SOUND RECORD MOTION PICTURE FILM,申请号CAD302625-传众专利搜索

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发明名称	SOUND RECORD MOTION PICTURE FILM
摘要
申请公布号	CA302625(A)	申请公布日期	1930.07.29
申请号	CAD302625	申请日期
申请人	THE TECHNICOLOR MOTION PICTURE CORPORATION	发明人	LEONARD T. TROLAND
分类号		主分类号
代理机构		代理人
主权项
地址

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