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发明名称
TELEPHONE INSTRUMENT
摘要
申请公布号
GB9014592(D0)
申请公布日期
1990.08.22
申请号
GB19900014592
申请日期
1990.06.29
申请人
STC PLC
发明人
分类号
H04M1/82;H04M3/14
主分类号
H04M1/82
代理机构
代理人
主权项
地址
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