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经营范围
发明名称
Car roof
摘要
申请公布号
US2174631(A)
申请公布日期
1939.10.03
申请号
US19370149535
申请日期
1937.06.21
申请人
STANDARD RAILWAY EQUIPMENT MANUFACTURING COMPANY
发明人
HAWKSWORTH DAVID W.
分类号
B61D17/18
主分类号
B61D17/18
代理机构
代理人
主权项
地址
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