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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
B21C3/02—Dies; Selection of material therefor; Cleaning thereof
B21C3/04—Dies; Selection of material therefor; Cleaning thereof with non-adjustable section
FR615491D1926-04-301926-04-30
Improvements made to dies used for drawing metal wires
ExpiredFR615491A
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