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发明名称
TELEPHONE POWER SUPPLY
摘要
申请公布号
IE57578(B1)
申请公布日期
1992.12.16
申请号
IE19860002984
申请日期
1986.11.12
申请人
STC PLC
发明人
分类号
H04M19/08;(IPC1-7):H04M1/00
主分类号
H04M19/08
代理机构
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