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Application filed by Payen Int LtdfiledCriticalPayen Int Ltd
Priority to IT4972382ApriorityCriticalpatent/IT1149171B/en
Publication of IT8249723A0publicationCriticalpatent/IT8249723A0/en
Application grantedgrantedCritical
Publication of IT1149171BpublicationCriticalpatent/IT1149171B/en
IT4972382A1982-12-221982-12-22Silicone impregnated packing made from paper - is free from amine and bonded with rubber free from sulphur
IT1149171B
(en)