Projecteur d'écriture,申请号FR19670113177-传众专利搜索

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发明名称	Projecteur d'écriture
摘要
申请公布号	FR1530275(A)	申请公布日期	1968.06.21
申请号	FR19670113177	申请日期	1967.07.05
申请人	ERNST LEITZ G.M.B.H.	发明人	HUEBNER ERWIN
分类号	G03B21/06	主分类号	G03B21/06
代理机构		代理人
主权项
地址

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