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发明名称
Compensating system
摘要
申请公布号
US1764904(A)
申请公布日期
1930.06.17
申请号
US19280303814
申请日期
1928.09.04
申请人
ELECTRIC BOAT COMPANY
发明人
SPEAR LAWRENCE Y.
分类号
B63G8/22
主分类号
B63G8/22
代理机构
代理人
主权项
地址
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