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经营范围
发明名称
Improvements in or relating to the doors of wagons, hoppers and like containers
摘要
申请公布号
GB490330(A)
申请公布日期
1938.08.12
申请号
GB19370023472
申请日期
1937.08.27
申请人
JOHN SUMMERS & SONS LIMITED;HENRY COX
发明人
分类号
E05F11/04
主分类号
E05F11/04
代理机构
代理人
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