OPTICAL COUPLING DEVICE,申请号JP19930224138-传众专利搜索

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发明名称	OPTICAL COUPLING DEVICE
摘要
申请公布号	JPH0777633(A)	申请公布日期	1995.03.20
申请号	JP19930224138	申请日期	1993.09.09
申请人	NIPPON TELEGR & TELEPH CORP <NTT>	发明人	TAKAHARA HIDEYUKI;ARAI YOSHIMITSU;MORITA AKIRA;IRITA YUKIO
分类号	G02B6/42;(IPC1-7):G02B6/42	主分类号	G02B6/42
代理机构		代理人
主权项
地址

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