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发明名称
CONTROL SYSTEM FOR RAILWAY CAR CLASSIFICATION YARD
摘要
申请公布号
CA706491(A)
申请公布日期
1965.03.23
申请号
CAD706491
申请日期
申请人
GENERAL SIGNAL CORPORATION
发明人
LYLE BROCKMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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