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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
B21H1/00—Making articles shaped as bodies of revolution
B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
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FR1191057D1958-02-041958-02-04Procédé de laminage d'articles annulaires, laminoir de mise en oeuvre de ce procédé et produits obtenus
ExpiredFR1191057A
(fr)
Procédé de fabrication de supports à poils ou produits similaires, appareillage our la mise en oeuvre de ce procédé et produits conformes à ceux obtenus