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发明名称
UNA DISPOSICION PARA LA OCUPACION CICLICA DE SISTEMAS DE CONEXION EN INSTALACIONES DE CONMUTACION EN ESPECIAL INSTA- LACIONES DE CONMUTACION TELEFONICAS.
摘要
申请公布号
ES362722(A1)
申请公布日期
1970.12.16
申请号
ES19220003627
申请日期
1969.01.20
申请人
SIEMENS, A. G.
发明人
分类号
H04Q3/545;(IPC1-7):04M/
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
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