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经营范围
发明名称
Improvements in or relating to relay apparatus for controlling electric power networks
摘要
申请公布号
GB597302(A)
申请公布日期
1948.01.22
申请号
GB19450020780
申请日期
1945.08.13
申请人
NALDER, BROS. & THOMPSON LIMITED;LESLIE WILLIAM GEORGE RUSSELL;CLIFFORD REES WEBB
发明人
分类号
H02H11/00;H02J3/06
主分类号
H02H11/00
代理机构
代理人
主权项
地址
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