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发明名称
Hydropneumatic river rake
摘要
申请公布号
US3402487(A)
申请公布日期
1968.09.24
申请号
US19640395734
申请日期
1964.09.11
申请人
MOBAY CHEMICAL COMPANY
发明人
VAUGHAN ALLAN H.;CHRISTMAN GORDON E.;DAVIS LEON W.
分类号
E02F3/92;E02F5/28
主分类号
E02F3/92
代理机构
代理人
主权项
地址
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