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发明名称
Spring cap for car trucks
摘要
申请公布号
US2175331(A)
申请公布日期
1939.10.10
申请号
US19380187184
申请日期
1938.01.27
申请人
STANDARD CAR TRUCK COMPANY
发明人
WEBB EDWIN W.
分类号
B61F5/12
主分类号
B61F5/12
代理机构
代理人
主权项
地址
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