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经营范围
发明名称
Excavateur pourvu d'un chariot racleur ou creuseur, auquel sont attachés des câbles qui lui impriment un mouvement de va-et-vient
摘要
申请公布号
FR765671(A)
申请公布日期
1934.06.14
申请号
FRD765671
申请日期
1933.12.15
申请人
发明人
BAKKER FREDERIK HENDRIK
分类号
E02F3/54
主分类号
E02F3/54
代理机构
代理人
主权项
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