Improvements in or relating to the recording and reproduction of sound on photographic films,申请号GB19310006696-传众专利搜索

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发明名称	Improvements in or relating to the recording and reproduction of sound on photographic films
摘要
申请公布号	GB367574(A)	申请公布日期	1932.02.25
申请号	GB19310006696	申请日期	1931.03.04
申请人	KODAK LIMITED	发明人
分类号	G11B7/00	主分类号	G11B7/00
代理机构		代理人
主权项
地址

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