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发明名称
Improvements in bogie trucks for rail vehicles
摘要
申请公布号
GB9720906(D0)
申请公布日期
1997.12.03
申请号
GB19970020906
申请日期
1997.10.03
申请人
POWELL DUFFRYN STANDARD LIMITED
发明人
分类号
主分类号
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代理人
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