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经营范围
发明名称
Paneled steel roof
摘要
申请公布号
GB630574(A)
申请公布日期
1949.10.17
申请号
GB19470000287
申请日期
1947.01.03
申请人
STANDARD RAILWAY EQUIPMENT MANUFACTURING COMPANY
发明人
分类号
B61D17/12;E04D3/30
主分类号
B61D17/12
代理机构
代理人
主权项
地址
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