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发明名称
SIGNAL LETTER INDICATOR FOR VACUUM CIRCUIT BREAKER UTILIZING SEMICONDUCTOR JUNCTION CHARACTERISTICS FOR CURRENT, VOLTAGE SENSOR
摘要
申请公布号
KR1019890001844(B1)
申请公布日期
1989.05.25
申请号
KR1019860006061
申请日期
1986.07.25
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
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