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发明名称
ELECTRIC REGULATOR
摘要
申请公布号
CA317119(A)
申请公布日期
1931.11.10
申请号
CAD317119
申请日期
申请人
THE WESTERN ELECTRIC COMPANY
发明人
EDMUND R. MORTON
分类号
主分类号
代理机构
代理人
主权项
地址
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