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发明名称
INDICATION DISPLAY AND STORAGE SYSTEM FOR A CENTRALIZED TRAFFIC CONTROL SYSTEM FOR RAILROADS
摘要
申请公布号
CA720910(A)
申请公布日期
1965.11.02
申请号
CAD720910
申请日期
申请人
GENERAL SIGNAL CORPORATION
发明人
REGINALD F. ALBRIGHTON
分类号
主分类号
代理机构
代理人
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