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Priority to FR21923ApriorityCriticalpatent/FR1448232A/fr
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Publication of FR1448232ApublicationCriticalpatent/FR1448232A/fr
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
B29C53/80—Component parts, details or accessories; Auxiliary operations
B29C53/82—Cores or mandrels
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FR21923A1965-06-231965-06-23Mandrin pour la fabrication d'un tube en matière plastique
ExpiredFR1448232A
(fr)