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发明名称
Improvements in or relating to car couplers
摘要
申请公布号
GB351781(A)
申请公布日期
1931.07.02
申请号
GB19300022572
申请日期
1930.07.26
申请人
NATIONAL MALLEABLE AND STEEL CASTINGS COMPANY
发明人
分类号
B61G3/06
主分类号
B61G3/06
代理机构
代理人
主权项
地址
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