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经营范围
发明名称
LIGHT EMITTING CHIP & OPTICAL COMMUNICATION APPARATUS
摘要
申请公布号
GB8501482(D0)
申请公布日期
1985.02.20
申请号
GB19850001482
申请日期
1985.01.21
申请人
HITACHI LTD
发明人
分类号
G02B6/42;H01J7/18;H01J61/26;H01J61/96;H01K1/54;H01L33/24;H01S5/02;H01S5/227;(IPC1-7):H01S3/19
主分类号
G02B6/42
代理机构
代理人
主权项
地址
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