发明名称 Earth preparing machine preparatory to sowing comprises rows of harrow teeth, harrow roller and leveling and breaking up roller
摘要 The machine comprises placed one after the other two rows of harrow teeth (7,8), a harrow roller (3) and a leveling and breaking up roller (5). A leveling board (4) is placed in front of the breaking up roller and a comb harrow (6) behind it.
申请公布号 FR2793378(A1) 申请公布日期 2000.11.17
申请号 FR19990006093 申请日期 1999.05.12
申请人 SOCIETE DES ETABLISSEMENTS LOUIS QUIVOGNE 发明人 QUIVOGNE JEAN LUC
分类号 A01B49/02;(IPC1-7):A01B49/02;A01B35/18 主分类号 A01B49/02
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