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发明名称
SECURING OF EXCAVATIONS
摘要
申请公布号
CS8607419(A3)
申请公布日期
1992.09.16
申请号
CS19860007419
申请日期
1986.10.14
申请人
MAGYAR ALLAMVASUTAK VEZERIGAZGATOSAGA
发明人
SZATHMARI DEZSO;KONDOR JANOS
分类号
E02D17/20;E02B3/16;E02D3/10;E02D29/02;(IPC1-7):E02D17/20
主分类号
E02D17/20
代理机构
代理人
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