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发明名称
Method and pulverizer for pipeline trench padding.
摘要
申请公布号
OA11542(A)
申请公布日期
2004.05.26
申请号
OA20001000287
申请日期
2000.02.18
申请人
SCUDDER, ERIK, D.
发明人
SCUDDER, ERIK, D.
分类号
E02F3/20;E02F5/12;E02F5/22;E02F7/02;E02F7/04;E02F7/06;(IPC1-7):E02F5/12;E02F5/14;E02F5/24;E02F5/26
主分类号
E02F3/20
代理机构
代理人
主权项
地址
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