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发明名称
Fernsprechweckdetektor.
摘要
申请公布号
DE68923689(D1)
申请公布日期
1995.09.07
申请号
DE19896023689
申请日期
1989.12.12
申请人
AT & T CORP., NEW YORK, N.Y., US
发明人
HOUCK, KENNETH ALLEN, BRADFORD MASSACHUSETTS 01830, US;SPIRES, DEWAYNE ALAN, PLAISTOW NEW HAMPSHIRE 03865, US
分类号
H04M1/00;H04M19/04;(IPC1-7):H04M19/04
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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