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发明名称
Car truck bolster
摘要
申请公布号
US1936717(A)
申请公布日期
1933.11.28
申请号
US19300447556
申请日期
1930.04.26
申请人
THE BUCKEYE STEEL CASTINGS COMPANY
发明人
JOHNSEN GEORGE T.;STERTZBACH HARRY W.
分类号
B61F5/04
主分类号
B61F5/04
代理机构
代理人
主权项
地址
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