Improvements in or relating to a photographic shutter,申请号GB19400009353-传众专利搜索

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发明名称	Improvements in or relating to a photographic shutter
摘要
申请公布号	GB541492(A)	申请公布日期	1941.11.28
申请号	GB19400009353	申请日期	1940.05.28
申请人	ERIC STRASSENBURG	发明人
分类号	G03B9/14	主分类号	G03B9/14
代理机构		代理人
主权项
地址

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