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发明名称
SWITCHING CIRCUIT ARRANGEMENTS FOR SWITCHING VIDEO OR RADIO FREQUENCY SIGNALS
摘要
申请公布号
CA885637(A)
申请公布日期
1971.11.09
申请号
CAD885637
申请日期
申请人
CANADIAN MARCONI COMPANY
发明人
ERIC DAVIES
分类号
主分类号
代理机构
代理人
主权项
地址
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