Projector for sound films of sub-standard size,申请号GB19370034354-传众专利搜索

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发明名称	Projector for sound films of sub-standard size
摘要
申请公布号	GB513035(A)	申请公布日期	1939.10.02
申请号	GB19370034354	申请日期	1937.12.11
申请人	EUGEN BAUER, G.M.B.H.	发明人
分类号	G01N3/32;G03B31/00	主分类号	G01N3/32
代理机构		代理人
主权项
地址

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