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发明名称
Ship propulsion
摘要
申请公布号
US2322014(A)
申请公布日期
1943.06.15
申请号
US19410408473
申请日期
1941.08.27
申请人
GRANT EDMUND G
发明人
GRANT EDMUND G.
分类号
B63H23/00
主分类号
B63H23/00
代理机构
代理人
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