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经营范围
发明名称
Synchronous electric motor
摘要
申请公布号
US2442316(A)
申请公布日期
1948.05.25
申请号
US19470740412
申请日期
1947.04.09
申请人
CYRUS SWIFT
发明人
SWIFT CYRUS
分类号
H02K21/38
主分类号
H02K21/38
代理机构
代理人
主权项
地址
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