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 Pereslavsky Khim Z Le T PereslfiledCriticalPereslavsky Khim Z Le T Peresl
Priority to IT19248/81ApriorityCriticalpatent/IT1135116B/en
Publication of IT8119248A0publicationCriticalpatent/IT8119248A0/en
Application grantedgrantedCritical
Publication of IT1135116BpublicationCriticalpatent/IT1135116B/en