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经营范围
发明名称
TELECOMMUNICATIONS LINE CIRCUIT
摘要
申请公布号
IE50137(B1)
申请公布日期
1986.02.19
申请号
IE19800001097
申请日期
1980.05.26
申请人
PLESSEY CANADA LIMITED
发明人
分类号
H04M19/00;(IPC1-7):H04M19/00
主分类号
H04M19/00
代理机构
代理人
主权项
地址
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