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发明名称
Composite catenary overhead contact wire systems
摘要
申请公布号
GB918317(A)
申请公布日期
1963.02.13
申请号
GB19610006940
申请日期
1961.02.24
申请人
N. H. K. SPRING CO. LTD.
发明人
KUMEZAWA IKURO
分类号
B60M1/234
主分类号
B60M1/234
代理机构
代理人
主权项
地址
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