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发明名称
PROTECTION AND FILTERING WEB MATERIAL FOR FOR ENCLOSED DRAINAGE
摘要
申请公布号
SU1041626(A1)
申请公布日期
1983.09.15
申请号
SU19813261173
申请日期
1981.03.09
申请人
DRUVIET RUDOLF YA,SU;EGLIJ EMIL KH,SU
发明人
DRUVIET RUDOLF YA,SU;EGLIJ EMIL KH,SU
分类号
E02B11/00;(IPC1-7):E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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