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发明名称
NUEVO EQUIPO DE TELEFONiA POR CORRIENTES PORTADORAS
摘要
申请公布号
ES205181(A2)
申请公布日期
1954.03.16
申请号
ES19810002051
申请日期
1952.08.30
申请人
TER-SAKARIAN ARAMBARRI, DANIEL;LOPEZ URIBE-ECHEVARRIA, ANGEL;SAINZ EGUINOA. MANUEL;LARRAURI CORRAL, MIGUEL
发明人
分类号
(IPC1-7):H04M
主分类号
(IPC1-7):H04M
代理机构
代理人
主权项
地址
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