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发明名称
Railway signals
摘要
申请公布号
GB2360620(A)
申请公布日期
2001.09.26
申请号
GB20000006901
申请日期
2000.03.23
申请人
DAVID * HACKETT;MARGARET ELIZABETH * HACKETT
发明人
DAVID * HACKETT;MARGARET ELIZABETH * HACKETT
分类号
B61L5/12;(IPC1-7):B61L5/12
主分类号
B61L5/12
代理机构
代理人
主权项
地址
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Sicherheitsverschlußeinrichtung
