Improvements in or relating to safety shutters for motion picture apparatus,申请号GB19380011698-传众专利搜索

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发明名称	Improvements in or relating to safety shutters for motion picture apparatus
摘要
申请公布号	GB502219(A)	申请公布日期	1939.03.14
申请号	GB19380011698	申请日期	1938.04.19
申请人	KODAK LIMITED	发明人
分类号	G03B21/18	主分类号	G03B21/18
代理机构		代理人
主权项
地址

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