OPTICAL DEVICE INCLUDING A GRATING,申请号US19890458851-传众专利搜索

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发明名称	OPTICAL DEVICE INCLUDING A GRATING
摘要
申请公布号	US5056889(A)	申请公布日期	1991.10.15
申请号	US19890458851	申请日期	1989.12.29
申请人	AT&T BELL LABORATORIES	发明人	MORGAN, ROBERT A.
分类号	H01L31/10;H01L31/0232;H01L31/0236	主分类号	H01L31/10
代理机构		代理人
主权项
地址

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