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发明名称
Safety apparatus for submarine vessels
摘要
申请公布号
US1776334(A)
申请公布日期
1930.09.23
申请号
US19280263048
申请日期
1928.03.20
申请人
JACOB GOLDSTEIN;JOSEPH J. GOLDSTEIN
发明人
OBIDZINSKI ANTHONY B.
分类号
B63G8/41
主分类号
B63G8/41
代理机构
代理人
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