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发明名称
PERFECTIONNEMENT D'UN DISPOSITIF POUR REDUIRE L'EFFORT DE SOULEVEMENT DE LA TERRE AVEC UNE BECHE OU ANALOGUE
摘要
申请公布号
FR2612729(B2)
申请公布日期
1991.04.19
申请号
FR19870004123
申请日期
1987.03.24
申请人
JOUSSE LUC
发明人
分类号
A01B1/02;B25G1/10;(IPC1-7):A01B1/02
主分类号
A01B1/02
代理机构
代理人
主权项
地址
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