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发明名称
Railway truck
摘要
申请公布号
US1962893(A)
申请公布日期
1934.06.12
申请号
US19310574936
申请日期
1931.11.14
申请人
STANDARD STEEL CAR CORPORATION OF DELAWARE
发明人
CHRISTIANSON ANDREW
分类号
B61F3/04
主分类号
B61F3/04
代理机构
代理人
主权项
地址
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