Improvements in or relating to projection windows for use in a projection cabin,申请号GB19540023594-传众专利搜索

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发明名称	Improvements in or relating to projection windows for use in a projection cabin
摘要
申请公布号	GB761715(A)	申请公布日期	1956.11.21
申请号	GB19540023594	申请日期	1954.08.13
申请人	PHILIPS ELECTRICAL INDUSTRIES LIMITED	发明人
分类号	G02B1/00	主分类号	G02B1/00
代理机构		代理人
主权项
地址

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