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发明名称
RAMPART FOR SOIL PROTECTION AND HYDRAULIC ENGINEERING
摘要
申请公布号
HU188145(B)
申请公布日期
1986.03.28
申请号
HU19810002831
申请日期
1981.10.01
申请人
NAGY,GEZA,HU
发明人
NAGY,GEZA,HU
分类号
E02B3/12;E02D17/20;(IPC1-7):E02B3/12
主分类号
E02B3/12
代理机构
代理人
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