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发明名称
CIRCUIT ARRANGEMENT FOR REALIZING TELEPHONE SYSTEM HAVING CENTRAL OPERATOR'S BOARD, PARTICULARLY DOOR TELEPHONE NETWORK
摘要
申请公布号
HU200403(B)
申请公布日期
1990.05.28
申请号
HU19880000603
申请日期
1988.02.10
申请人
HIRADASTECHNIKAI GEPGYAR,HU
发明人
TUKORA,JANOS,HU;BANKI,ATTILA,HU;NOE,LASZLO,HU;JARAI,HENRIK,HU;GERGELY,ISTVAN,HU
分类号
H04M9/00;H04M9/08;(IPC1-7):H04M9/00
主分类号
H04M9/00
代理机构
代理人
主权项
地址
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