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发明名称
TELEPHONE INTRUDER ALERT SYSTEM
摘要
申请公布号
US4136266(A)
申请公布日期
1979.01.23
申请号
US19780879476
申请日期
1978.02.21
申请人
COHEN, ERIC S.;KORWIN, PAUL
发明人
COHEN, ERIC S.;KORWIN, PAUL
分类号
H04M1/68;(IPC1-7):H04M1/68
主分类号
H04M1/68
代理机构
代理人
主权项
地址
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