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发明名称
Railway truck
摘要
申请公布号
US2097277(A)
申请公布日期
1937.10.26
申请号
US19360102645
申请日期
1936.09.26
申请人
GENERAL STEEL CASTINGS CORPORATION
发明人
HALLQUIST EINAR G.
分类号
B61F3/12
主分类号
B61F3/12
代理机构
代理人
主权项
地址
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