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经营范围
发明名称
OPTICAL SPOT SIZE CONVERTER
摘要
申请公布号
KR100238421(B1)
申请公布日期
2000.01.15
申请号
KR19970026269
申请日期
1997.06.20
申请人
KOREA TELECOM CORP.;KOREA ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人
OH, KWANG-RYONG;LEE, SANG-MIN
分类号
G02B6/136;(IPC1-7):G02B6/062
主分类号
G02B6/136
代理机构
代理人
主权项
地址
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