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Publication of FR389137ApublicationCriticalpatent/FR389137A/fr
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
B21C3/06—Dies; Selection of material therefor; Cleaning thereof with adjustable section
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Engineering & Computer Science
(AREA)
Mechanical Engineering
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FR389137D1907-04-151908-04-11Appareil pour l'étirage du fil métallique
ExpiredFR389137A
(fr)