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发明名称
Electric train-wire device
摘要
申请公布号
US1750633(A)
申请公布日期
1930.03.18
申请号
US19280258238
申请日期
1928.03.01
申请人
THE WESTINGHOUSE AIR BRAKE COMPANY
发明人
FARMER CLYDE C.
分类号
B61G5/10
主分类号
B61G5/10
代理机构
代理人
主权项
地址
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