Perfectionnements apportés aux écrans de projection portatifs,申请号FR19620917259-传众专利搜索

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发明名称	Perfectionnements apportés aux écrans de projection portatifs
摘要
申请公布号	FR1344610(A)	申请公布日期	1963.11.29
申请号	FR19620917259	申请日期	1962.12.01
申请人	GORDON-FINLAY LIMITED	发明人
分类号	G03B21/58	主分类号	G03B21/58
代理机构		代理人
主权项
地址

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