FR1071348A - Procédé pour la préparation de profilés entrant dans la construction d'ensemblesmétalliques et installation et banc à poinçonner pour sa réalisation
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Procédé pour la préparation de profilés entrant dans la construction d'ensemblesmétalliques et installation et banc à poinçonner pour sa réalisation
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DUBOIS ETS
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DUBOIS ETS
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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
B21D28/00—Shaping by press-cutting; Perforating
B21D28/24—Perforating, i.e. punching holes
B21D28/243—Perforating, i.e. punching holes in profiles
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Engineering & Computer Science
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Mechanical Engineering
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FR1071348D1953-02-201953-02-20Procédé pour la préparation de profilés entrant dans la construction d'ensemblesmétalliques et installation et banc à poinçonner pour sa réalisation
ExpiredFR1071348A
(fr)
Procédé pour la préparation de profilés entrant dans la construction d'ensemblesmétalliques et installation et banc à poinçonner pour sa réalisation