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经营范围
发明名称
OPTISCHE KOPPELVORRICHTUNG
摘要
申请公布号
DE3007803(A1)
申请公布日期
1981.09.10
申请号
DE19803007803
申请日期
1980.02.29
申请人
SIEMENS AG
发明人
KIRCHHOFF,GEORG;SCHOEN,JOSEF
分类号
G02B6/42;(IPC1-7):H04B9/00;G02B7/26
主分类号
G02B6/42
代理机构
代理人
主权项
地址
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