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经营范围
发明名称
Signalübertragungsanlage.
摘要
申请公布号
CH265991(A)
申请公布日期
1949.12.31
申请号
CHD265991
申请日期
1948.03.20
申请人
STANDARD TELEPHON UND RADIO AG.
发明人
AG. STANDARD TELEPHON UND RADIO
分类号
H04J1/20
主分类号
H04J1/20
代理机构
代理人
主权项
地址
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