FIBER FOR OPTICAL TRANSMISSION,申请号JP19890042557-传众专利搜索

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发明名称	FIBER FOR OPTICAL TRANSMISSION
摘要
申请公布号	JPH02221908(A)	申请公布日期	1990.09.04
申请号	JP19890042557	申请日期	1989.02.22
申请人	SUMITOMO ELECTRIC IND LTD	发明人	SAIGO TOSHIAKI;AKASAKA NOBUHIRO;HOSOYA TOSHIFUMI
分类号	G02B6/44;C03C25/10	主分类号	G02B6/44
代理机构		代理人
主权项
地址

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