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发明名称
Ship
摘要
申请公布号
US2300067(A)
申请公布日期
1942.10.27
申请号
US19410411369
申请日期
1941.09.18
申请人
SCHWAB MARTIN C
发明人
SCHWAB MARTIN C.
分类号
B02C7/18;B63G13/02
主分类号
B02C7/18
代理机构
代理人
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