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发明名称
CIRCUIT FOR CONTROLLING PROGRESSIVE CLOSURE OF CIRCUIT BREAKERS
摘要
PURPOSE:To reduce size of the above-identified circuit and improve reliability by realizing time delay with use of ordinary relays, capacitors and resistors.
申请公布号
JPS5361041(A)
申请公布日期
1978.06.01
申请号
JP19760135403
申请日期
1976.11.12
申请人
HITACHI LTD
发明人
SAWAIRI MITSUO
分类号
H02J3/00;H01H9/54
主分类号
H02J3/00
代理机构
代理人
主权项
地址
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