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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
B21B39/20—Revolving, turning-over, or like manipulation of work, e.g. revolving in trio stands
Dispositif pour poser des couvercles loges dans un magasin sur des conteneurs d'emballage remplis, mobiles le long d'une voie de transport d'une machine de remplissage et de fermeture, au moyen d'organes preneurs