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发明名称
Railway truck
摘要
申请公布号
US1995525(A)
申请公布日期
1935.03.26
申请号
US19310544184
申请日期
1931.06.13
申请人
GENERAL STEEL CASTINGS CORPORATION
发明人
JR. JAMES C. TRAVILLA,
分类号
B61F5/48
主分类号
B61F5/48
代理机构
代理人
主权项
地址
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