Improvements in combined cinematograph projector and sound-reproducing apparatus,申请号GB19330000955-传众专利搜索

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发明名称	Improvements in combined cinematograph projector and sound-reproducing apparatus
摘要
申请公布号	GB394603(A)	申请公布日期	1933.06.29
申请号	GB19330000955	申请日期	1933.01.11
申请人	THE GAUMONT COMPANY, LIMITED;PHILIP GRENVILLE NEAVE-HAMMOND	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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