ELEMENTE OPTICE DE TIP FRESNEL,申请号RO19810104627-传众专利搜索

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发明名称	ELEMENTE OPTICE DE TIP FRESNEL
摘要
申请公布号	RO83688(A2)	申请公布日期	1984.03.15
申请号	RO19810104627	申请日期	1981.06.19
申请人	DODOC,PETRE,RO	发明人	DODOC,PETRE,RO
分类号	G02B5/09	主分类号	G02B5/09
代理机构		代理人
主权项
地址

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