Improvements in or relating to photographic reflex cameras,申请号GB19440024924-传众专利搜索

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发明名称	Improvements in or relating to photographic reflex cameras
摘要
申请公布号	GB621840(A)	申请公布日期	1949.04.21
申请号	GB19440024924	申请日期	1944.12.12
申请人	GORDON BISHOP POLLOCK	发明人
分类号	G03B19/12	主分类号	G03B19/12
代理机构		代理人
主权项
地址

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