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发明名称
Freight car door stop
摘要
申请公布号
US2413575(A)
申请公布日期
1946.12.31
申请号
US19440537928
申请日期
1944.05.29
申请人
NYSTROM KARL F;GREEN VERNON L
发明人
NYSTROM KARL F.;GREEN VERNON L.
分类号
B61D19/00
主分类号
B61D19/00
代理机构
代理人
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