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经营范围
发明名称
ELECTRIC MOTORS
摘要
申请公布号
US4013909(A)
申请公布日期
1977.03.22
申请号
US19750575044
申请日期
1975.05.06
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
BROADWAY, ALEXANDER RICHARD WILLIAM;FONG, WILLIAM;RAWCLIFFE, GORDON HINDLE
分类号
H02K3/28;H02K17/14;(IPC1-7):H02K3/00
主分类号
H02K3/28
代理机构
代理人
主权项
地址
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