Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Prealpina TecnoplasticafiledCriticalPrealpina Tecnoplastica
Priority to IT20355/86ApriorityCriticalpatent/IT1189489B/en
Publication of IT8620355A0publicationCriticalpatent/IT8620355A0/en
Publication of IT8620355A1publicationCriticalpatent/IT8620355A1/en
Application grantedgrantedCritical
Publication of IT1189489BpublicationCriticalpatent/IT1189489B/en