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发明名称
ARRANGEMENTS FOR TRANSMITTING ELECTRIC SIGNALS OCCUPYING A WIRE FREQUENCY BAND OVER NARROW BAND CIRCUITS
摘要
申请公布号
CA497034(A)
申请公布日期
1953.10.20
申请号
CAD497034
申请日期
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
STUART S. HILL
分类号
主分类号
代理机构
代理人
主权项
地址
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