APPAREIL DE RETROPROJECTION DE DOCUMENTS.,申请号FR19900016170-传众专利搜索

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发明名称	APPAREIL DE RETROPROJECTION DE DOCUMENTS.
摘要
申请公布号	FR2670914(B1)	申请公布日期	1993.07.16
申请号	FR19900016170	申请日期	1990.12.21
申请人	AEROSPATIALE STE NATIONALE INDLE	发明人	GADONI MICHEL CHARLES;GRASSET GILLES ROBERT CLAUDE
分类号	G03B21/132;(IPC1-7):G03B21/14	主分类号	G03B21/132
代理机构		代理人
主权项
地址

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