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发明名称
Railway truck
摘要
申请公布号
US2305914(A)
申请公布日期
1942.12.22
申请号
US19400367753
申请日期
1940.11.29
申请人
JAMES R. CARDWELL
发明人
TUCKER HERBERT E.
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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