Improvements in photographic cameras,申请号GB19370027575-传众专利搜索

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发明名称	Improvements in photographic cameras
摘要
申请公布号	GB503549(A)	申请公布日期	1939.04.11
申请号	GB19370027575	申请日期	1937.10.11
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人
分类号	G03B9/58	主分类号	G03B9/58
代理机构		代理人
主权项
地址

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