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发明名称
PREFABRICATED SUBSURFACE DRAINS
摘要
申请公布号
GB2002686(B)
申请公布日期
1982.03.31
申请号
GB19780031573
申请日期
1978.07.28
申请人
ICI LTD
发明人
分类号
B01D;B01D39/16;B29C;B32B3/20;B32B3/24;B32B5/02;B32B7/10;B32B15/04;B32B15/14;B32B27/02;B32B27/06;B32B27/12;B65D;E02B11/00;(IPC1-7):B32B3/24
主分类号
B01D
代理机构
代理人
主权项
地址
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