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发明名称
Locomotive drive
摘要
申请公布号
US2454131(A)
申请公布日期
1948.11.16
申请号
US19450622052
申请日期
1945.10.12
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
BRECHT WINSTON A.
分类号
B61C9/30
主分类号
B61C9/30
代理机构
代理人
主权项
地址
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