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发明名称
SISTEMA DE TELEFONIA INTERIOR ELECTRONICA
摘要
申请公布号
ES540849(D0)
申请公布日期
1986.06.01
申请号
ES19490005408
申请日期
1985.03.01
申请人
GORROCHATEGUI GRAJIRENA JAVIER
发明人
分类号
H04M3/22;H04M13/00;(IPC1-7):H04M13/00
主分类号
H04M3/22
代理机构
代理人
主权项
地址
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