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发明名称
Fishway
摘要
申请公布号
US2922282(A)
申请公布日期
1960.01.26
申请号
US19550482634
申请日期
1955.01.18
申请人
CLOIE H. DOHRER
发明人
DOHRER CLOIE H.
分类号
E02B8/08
主分类号
E02B8/08
代理机构
代理人
主权项
地址
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