Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
B21G3/00—Making pins, nails, or the like
B21G3/12—Upsetting; Forming heads
B—PERFORMING OPERATIONS; TRANSPORTING
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
B21G3/00—Making pins, nails, or the like
B21G3/18—Making pins, nails, or the like by operations not restricted to one of the groups B21G3/12 - B21G3/16
B21G3/20—Making pins, nails, or the like by operations not restricted to one of the groups B21G3/12 - B21G3/16 from wire of indefinite length
B21G3/22—Making pins, nails, or the like by operations not restricted to one of the groups B21G3/12 - B21G3/16 from wire of indefinite length in pairs arranged head to head
Maschine zur Herstellung von gekruemmten Riegeln fuer Befestigungsringe von Uhrketten u. dgl. aus auf einer Seite abgeflachtem, fortlaufendem Metalldraht