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Application filed by Vacuum Capatainer IntfiledCriticalVacuum Capatainer Int
Priority to IT2094179ApriorityCriticalpatent/IT1111539B/en
Publication of IT7920941A0publicationCriticalpatent/IT7920941A0/en
Application grantedgrantedCritical
Publication of IT1111539BpublicationCriticalpatent/IT1111539B/en
IT2094179A1979-03-131979-03-13Hermetic sealing under vacuum of polyethylene container neck - by heat of friction generated by vibrating clamping jaws
IT1111539B
(en)