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发明名称
Carbon pile electric regulators
摘要
申请公布号
GB860541(A)
申请公布日期
1961.02.08
申请号
GB19550033312
申请日期
1955.11.21
申请人
FREDRICK NEWTON
发明人
分类号
H02P9/22
主分类号
H02P9/22
代理机构
代理人
主权项
地址
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