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发明名称
TELEPHONE POWER SUPPLY
摘要
申请公布号
GB8529348(D0)
申请公布日期
1986.01.02
申请号
GB19850029348
申请日期
1985.11.28
申请人
STC PLC
发明人
分类号
H04M19/08;(IPC1-7):H04M/
主分类号
H04M19/08
代理机构
代理人
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