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发明名称
Railway car truck
摘要
申请公布号
US2168293(A)
申请公布日期
1939.08.01
申请号
US19360081658
申请日期
1936.05.25
申请人
THE PENNSYLVANIA RAILROAD COMPANY
发明人
JR. WILLIAM F. KIESEL,
分类号
B61F3/08
主分类号
B61F3/08
代理机构
代理人
主权项
地址
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