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发明名称
Monorail switch
摘要
申请公布号
US2222356(A)
申请公布日期
1940.11.19
申请号
US19390258983
申请日期
1939.02.28
申请人
THE UNION MANUFACTURING COMPANY
发明人
NELLES RUSSELL E.
分类号
E01B25/26
主分类号
E01B25/26
代理机构
代理人
主权项
地址
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