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发明名称
Harbor
摘要
申请公布号
US2044795(A)
申请公布日期
1936.06.23
申请号
US19340710828
申请日期
1934.02.12
申请人
KNIGHT HERBERT M
发明人
KNIGHT HERBERT M.
分类号
E02B3/06
主分类号
E02B3/06
代理机构
代理人
主权项
地址
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