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H HEBERT SOC
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H HEBERT SOC
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Application grantedgrantedCritical
Publication of FR452480ApublicationCriticalpatent/FR452480A/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
B21D53/00—Making other particular articles
B21D53/44—Making other particular articles fancy goods, e.g. jewellery products
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR452480D1912-12-281912-12-28Procédé de fabrication des fermoirs pour chaines, colliers, bracelets et autres articles de bijouterie
ExpiredFR452480A
(fr)