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经营范围
发明名称
Improvements in and relating to hatch covers
摘要
申请公布号
GB485770(A)
申请公布日期
1938.05.25
申请号
GB19360034197
申请日期
1936.12.12
申请人
CHARLES WILLIAM KING;MACGREGOR & KING LIMITED
发明人
分类号
B63B19/26
主分类号
B63B19/26
代理机构
代理人
主权项
地址
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