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Application filed by Aroma System SrlfiledCriticalAroma System Srl
Priority to IT03424/88ApriorityCriticalpatent/IT1220340B/en
Publication of IT8803424A0publicationCriticalpatent/IT8803424A0/en
Application grantedgrantedCritical
Publication of IT1220340BpublicationCriticalpatent/IT1220340B/en
IT03424/88A1988-04-221988-04-22
UNIDIRECTIONAL BREATHER VALVE WITH SIMULTANEOUS GUARANTEE OF SEALING CONTROL PENETRATION OF FLUIDS FROM OUTSIDE
IT1220340B
(en)
ONE-WAY VALVE FOR FLUIDS WITH SIMULTANEOUS SEALING GUARANTEE AGAINST THE PENETRATION OF EXTERNAL FLUIDS EVEN WITHOUT THE USE OF A VISCOUS LAYER FOR THE ELASTIC DIAPHRAGM AND THE RELATIVE SEALING SEAT