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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
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FR559585D1922-12-081922-12-08
Machine for the manufacture of nails, screws, tacks, jumpers or other similar articles using metal wire, rods, etc.
ExpiredFR559585A
(en)