Improvements in or relating to shutter operating mechanism of projection apparatus for transparencies,申请号GB19420003554-传众专利搜索

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发明名称	Improvements in or relating to shutter operating mechanism of projection apparatus for transparencies
摘要
申请公布号	GB549103(A)	申请公布日期	1942.11.05
申请号	GB19420003554	申请日期	1942.03.17
申请人	KODAK LIMITED	发明人
分类号	G03B21/16	主分类号	G03B21/16
代理机构		代理人
主权项
地址

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