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发明名称
TWO-WIRE SEQUENCE RELAY
摘要
申请公布号
CA527519(A)
申请公布日期
1956.07.10
申请号
CAD527519
申请日期
申请人
JOHN B. PIERCE FOUNDATION
发明人
JOHN B. CATALDO
分类号
主分类号
代理机构
代理人
主权项
地址
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