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发明名称
Apparatus for salvage
摘要
申请公布号
US2421377(A)
申请公布日期
1947.06.03
申请号
US19420467446
申请日期
1942.11.30
申请人
EMMETT GROSS HENRY
发明人
GROSS HENRY EMMETT
分类号
B63C7/04
主分类号
B63C7/04
代理机构
代理人
主权项
地址
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