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经营范围
发明名称
Channelling apparatus
摘要
申请公布号
GB2247144(B)
申请公布日期
1994.09.14
申请号
GB19900016736
申请日期
1990.07.31
申请人
ARTHUR HERBERT * LUMBARD
发明人
ARTHUR HERBERT * LUMBARD
分类号
E02B11/02;E02F3/18;E02F3/20;E02F5/10;(IPC1-7):E02B11/00
主分类号
E02B11/02
代理机构
代理人
主权项
地址
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