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发明名称
ACTIVE TYPE OPTICAL STAR COUPLER
摘要
申请公布号
JPS6427339(A)
申请公布日期
1989.01.30
申请号
JP19870182295
申请日期
1987.07.23
申请人
NEC CORP
发明人
KUNITSUGU MICHIMASA
分类号
H04B10/07;H04B10/077;H04B10/272;H04B10/29;H04L12/44
主分类号
H04B10/07
代理机构
代理人
主权项
地址
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