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发明名称
Signal and brake system
摘要
申请公布号
US1879644(A)
申请公布日期
1932.09.27
申请号
US19290384658
申请日期
1929.08.09
申请人
MABLE M. THOMAS;THE WESTINGHOUSE AIR BRAKE COMPANY
发明人
分类号
B60T13/66
主分类号
B60T13/66
代理机构
代理人
主权项
地址
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