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经营范围
发明名称
Polarisationsunempfindliche Verstärkereinrichtung
摘要
申请公布号
DE69212402(T2)
申请公布日期
1997.01.23
申请号
DE19926012402T
申请日期
1992.06.18
申请人
KONINKLIJKE PTT NEDERLAND N.V., GRONINGEN, NL
发明人
VAN DEVENTER, MATTIJS OSKAR, NL-2263 HP LEIDSCHENDAM, NL
分类号
G02B27/28;H01S3/10;H01S5/50;H04B10/135;H04B10/16;H04B10/17;(IPC1-7):H04B10/12;H01S3/25
主分类号
G02B27/28
代理机构
代理人
主权项
地址
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