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发明名称
Railway truck structue
摘要
申请公布号
US2811114(A)
申请公布日期
1957.10.29
申请号
US19510223729
申请日期
1951.04.30
申请人
GENERAL STEEL CASTINGS CORPORATION
发明人
TRAVILLA JAMES C.
分类号
B61F3/04;B61H1/00
主分类号
B61F3/04
代理机构
代理人
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地址
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