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经营范围
发明名称
Improvements in or relating to circuit arrangements for supplying alternating current to a utilization device
摘要
申请公布号
GB739880(A)
申请公布日期
1955.11.02
申请号
GB19540011833
申请日期
1954.04.23
申请人
THE MULLARD RADIO VALVE COMPANY LIMITED
发明人
CROWTHER GERALD OFFLEY;LIGHT LEON HENRY
分类号
B23K11/24;H03K7/04
主分类号
B23K11/24
代理机构
代理人
主权项
地址
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