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发明名称
Variable voltage control system
摘要
申请公布号
US2278519(A)
申请公布日期
1942.04.07
申请号
US19380198884
申请日期
1938.03.30
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
KING GEORGE E.;HARDING WILLIAM R.;EAMES WILLIAM F.
分类号
B23D7/00
主分类号
B23D7/00
代理机构
代理人
主权项
地址
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