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GEORGES LENFANT
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GEORGES LENFANT
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Application filed by GEORGES LENFANTfiledCriticalGEORGES LENFANT
Application grantedgrantedCritical
Publication of FR986130ApublicationCriticalpatent/FR986130A/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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(AREA)
Mechanical Engineering
(AREA)
FR986130D1949-05-121949-05-12Procédé de fabrication de chaînes tubulaires, notamment en or, pour la confectionde bracelets, colliers, etc.
ExpiredFR986130A
(fr)
Un procedimiento para fabricar láminas de imitación de porcelana, con destino a fines decorativos y de manufactura de artículos de joyería, bisutería y similares.