Improvements relating to optical projectors,申请号GB19450007728-传众专利搜索

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发明名称	Improvements relating to optical projectors
摘要
申请公布号	GB598478(A)	申请公布日期	1948.02.19
申请号	GB19450007728	申请日期	1945.03.27
申请人	THE PULLIN OPTICAL COMPANY LIMITED;ERIC WILLIAM BAIGENT	发明人
分类号	G03B21/00	主分类号	G03B21/00
代理机构		代理人
主权项
地址

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