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发明名称
METHOD AND MEANS FOR PROTECTING AN EARTH SURFACE AGAINST SCOUR
摘要
申请公布号
US3570254(A)
申请公布日期
1971.03.16
申请号
USD3570254
申请日期
1969.01.17
申请人
LEE A. TURZILLO
发明人
LEE A. TURZILLO
分类号
E02B3/12;(IPC1-7):E02B3/12
主分类号
E02B3/12
代理机构
代理人
主权项
地址
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