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经营范围
发明名称
Improvements in or relating to voltage regulators
摘要
申请公布号
GB642673(A)
申请公布日期
1950.09.06
申请号
GB19470020132
申请日期
1947.07.25
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
G05F1/52
主分类号
G05F1/52
代理机构
代理人
主权项
地址
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