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发明名称
INTEGRATOR/COMPARATOR
摘要
申请公布号
GB2182830(B)
申请公布日期
1989.12.28
申请号
GB19860026590
申请日期
1986.11.06
申请人
* BRITISH TELECOMMUNICATIONS PLC
发明人
TEJ PAUL * KAUSHAL;DAVID ROBERT * GUARD
分类号
H04M9/10
主分类号
H04M9/10
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代理人
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