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发明名称
Improvements in or relating to life-saving jackets
摘要
申请公布号
GB358997(A)
申请公布日期
1931.10.19
申请号
GB19300018488
申请日期
1930.06.17
申请人
GEOFFREY PRICE DENTON
发明人
分类号
B63C9/115
主分类号
B63C9/115
代理机构
代理人
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