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发明名称
Bolster construction
摘要
申请公布号
US1999651(A)
申请公布日期
1935.04.30
申请号
US19310568997
申请日期
1931.10.15
申请人
ENTERPRISE RAILWAY EQUIPMENT COMPANY
发明人
CAMPBELL ARGYLE
分类号
B61F5/04
主分类号
B61F5/04
代理机构
代理人
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