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发明名称
Improvements in or relating to trench-digging machines
摘要
申请公布号
GB2065195(A)
申请公布日期
1981.06.24
申请号
GB19790043750
申请日期
1979.12.19
申请人
BOURGELA R
发明人
分类号
A01B13/00;A01B13/16;E02B11/02;E02F3/18;E02F3/20;E02F3/24;E02F5/02;E02F5/08;E02F5/10;E02F5/14;E02F9/28;(IPC1-7):E02F5/08
主分类号
A01B13/00
代理机构
代理人
主权项
地址
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