Improvements in or relating to a combined cinematograph projector and sound-on-disc reproducing equipment,申请号GB19330028201-传众专利搜索

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发明名称	Improvements in or relating to a combined cinematograph projector and sound-on-disc reproducing equipment
摘要
申请公布号	GB411354(A)	申请公布日期	1934.06.07
申请号	GB19330028201	申请日期	1933.10.12
申请人	ELECTRICAL RESEARCH PRODUCTS INC.;REGINALD ALFRED BULL;ROBIN JOHN PARKYN JEFFCOCK;WILLIAM SAMUEL WOOD	发明人
分类号	G03B31/00	主分类号	G03B31/00
代理机构		代理人
主权项
地址

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