DIFFRACTION OPTICAL COUPLER,申请号US19900603237-传众专利搜索

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发明名称	DIFFRACTION OPTICAL COUPLER
摘要
申请公布号	US5140657(A)	申请公布日期	1992.08.18
申请号	US19900603237	申请日期	1990.10.25
申请人	TELEFONAKTIEBOLAGET L M ERICSSON	发明人	THYLEN, LARS H.
分类号	G02B5/32;G02B6/42;G02F1/35;H01S5/00;H04B10/02	主分类号	G02B5/32
代理机构		代理人
主权项
地址

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