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发明名称
DEVICE FOR DIGGING TRENCHES
摘要
申请公布号
EP0263727(B1)
申请公布日期
1990.12.05
申请号
EP19870401977
申请日期
1987.09.03
申请人
ETS. RIVARD S.A. SOCIETE DITE:
发明人
RIVARD, DANIEL
分类号
E02F3/18;E02F3/20;E02F3/24;E02F5/02;E02F5/08
主分类号
E02F3/18
代理机构
代理人
主权项
地址
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