OPTICAL SWITCH AND TRANSMISSION MODULE,申请号JP19910182815-传众专利搜索

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发明名称	OPTICAL SWITCH AND TRANSMISSION MODULE
摘要
申请公布号	JPH0527272(A)	申请公布日期	1993.02.05
申请号	JP19910182815	申请日期	1991.07.24
申请人	RICOH CO LTD	发明人	IGUCHI TOSHIYUKI
分类号	G02B27/28;G02F1/13;G02F1/31	主分类号	G02B27/28
代理机构		代理人
主权项
地址

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