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发明名称
Improvements in skew bascule bridge
摘要
申请公布号
GB576899(A)
申请公布日期
1946.04.25
申请号
GB19440010165
申请日期
1944.05.25
申请人
CLINTON DEWITT HANOVER, JR.
发明人
分类号
E01D15/06
主分类号
E01D15/06
代理机构
代理人
主权项
地址
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