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发明名称
Coupler
摘要
申请公布号
US2646176(A)
申请公布日期
1953.07.21
申请号
US19490081893
申请日期
1949.03.17
申请人
THE BUCKEYE STEEL CASTINGS COMPANY
发明人
WOLFE HARRY H.
分类号
B61G3/04
主分类号
B61G3/04
代理机构
代理人
主权项
地址
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