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经营范围
发明名称
Improvements in and relating to ships' scuttles
摘要
申请公布号
GB377054(A)
申请公布日期
1932.07.21
申请号
GB19310031171
申请日期
1931.11.10
申请人
RENE DUCROUX
发明人
分类号
B63B19/00
主分类号
B63B19/00
代理机构
代理人
主权项
地址
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