Mounts for photographic transparencies,申请号GB19580011894-传众专利搜索

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发明名称	Mounts for photographic transparencies
摘要
申请公布号	GB859451(A)	申请公布日期	1961.01.25
申请号	GB19580011894	申请日期	1958.04.15
申请人	K. G. CORFIELD LIMITED	发明人	CORFIELD KENNETH GEORGE;CORFIELD JOHN COURTNEY
分类号	G03B21/64	主分类号	G03B21/64
代理机构		代理人
主权项
地址

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