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发明名称
Perfectionnements aux dispositifs de sauvetage de l'équipage des navires sous-marins
摘要
申请公布号
FR730892(A)
申请公布日期
1932.08.25
申请号
FRD730892
申请日期
1931.12.21
申请人
发明人
GOURSKY CONSTANTIN
分类号
B63G8/41
主分类号
B63G8/41
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