Improvements in or relating to casings for photographic roll films,申请号GB19350009978-传众专利搜索

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发明名称	Improvements in or relating to casings for photographic roll films
摘要
申请公布号	GB454434(A)	申请公布日期	1936.09.30
申请号	GB19350009978	申请日期	1935.03.30
申请人	GEORGE HOWARD FARRINGTON	发明人
分类号	G03B17/30	主分类号	G03B17/30
代理机构		代理人
主权项
地址

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