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发明名称
Optical waveguide type star coupler
摘要
申请公布号
GB2231412(A)
申请公布日期
1990.11.14
申请号
GB19900008689
申请日期
1990.04.18
申请人
* HITACHI CABLE, LTD;* NIPPON TELEGRAPH & TELEPHONE CORPORATION
发明人
KATSUYUKI * IMOTO;MASATAKA * NAKAZAWA;YASUO * KIMURA
分类号
G02B6/122;G02B6/28;G02F1/313;G02F1/35;H01S3/06;H01S3/063;H01S3/10
主分类号
G02B6/122
代理机构
代理人
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