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发明名称
Procédé et dispositif pour déterminer la vitesse de réglage de l'angle d'incidence de l'outil d'extraction sur les haveuses
摘要
申请公布号
FR1422752(A)
申请公布日期
1965.12.24
申请号
FR19650003533
申请日期
1965.01.28
申请人
GEBR. EICKHOFF, MASCHINENFABRIK UND EISENGIESSEREI M.B.H.
发明人
分类号
E21C35/24
主分类号
E21C35/24
代理机构
代理人
主权项
地址
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