View finder system,申请号US19370143308-传众专利搜索

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发明名称	View finder system
摘要
申请公布号	US2219314(A)	申请公布日期	1940.10.29
申请号	US19370143308	申请日期	1937.05.18
申请人	TECHNICOLOR MOTION PICTURE CORPORATION	发明人	HOCH WINTON C.
分类号	G02B23/14	主分类号	G02B23/14
代理机构		代理人
主权项
地址

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