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发明名称
Railway car coupler
摘要
申请公布号
US2840246(A)
申请公布日期
1958.06.24
申请号
US19550491494
申请日期
1955.03.01
申请人
AMERICAN STEEL FOUNDRIES
发明人
KAYLER FRANK H.
分类号
B61G3/08
主分类号
B61G3/08
代理机构
代理人
主权项
地址
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