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发明名称
TELEPHONE SYSTEM
摘要
申请公布号
GB8600691(D0)
申请公布日期
1986.02.19
申请号
GB19860000691
申请日期
1986.01.13
申请人
ZVI, K
发明人
分类号
H04M3/42;G07F7/00;G07F7/08;H04M15/00;H04M17/00;H04M17/02;(IPC1-7):H04M/
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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