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发明名称
LOCOMOTIVE SPEED AND CUT-OFF INDICATOR
摘要
申请公布号
CA376002(A)
申请公布日期
1938.08.23
申请号
CAD376002
申请日期
申请人
WILLIAM BELL WAIT
发明人
ANTHONY J. PORSKIEVIES
分类号
主分类号
代理机构
代理人
主权项
地址
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