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Publication of FR719301ApublicationCriticalpatent/FR719301A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
B21D11/12—Bending specially adapted to produce specific articles, e.g. leaf springs the articles being reinforcements for concrete
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Engineering & Computer Science
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Mechanical Engineering
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FR719301D1931-06-301931-06-30Appareil pour plier des barres métalliques
ExpiredFR719301A
(fr)