Improvements in or relating to film spools for roll film cameras,申请号GB19310003900-传众专利搜索

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发明名称	Improvements in or relating to film spools for roll film cameras
摘要
申请公布号	GB372398(A)	申请公布日期	1932.05.09
申请号	GB19310003900	申请日期	1931.02.07
申请人	KODAK LIMITED;CHARLES ZOPHER CASE	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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