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发明名称
AMPLIFIER SYSTEMS
摘要
申请公布号
IE25771(L)
申请公布日期
1962.01.21
申请号
IE19610000541
申请日期
1961.06.29
申请人
STANDARD TELEPHONES AND CABLES LTD
发明人
分类号
H04J3/00;(IPC1-7):H04J3/00
主分类号
H04J3/00
代理机构
代理人
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地址
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