BR7901516ABR7901516ABR7901516ABR7901516ABR 7901516 ABR7901516 ABR 7901516ABR 7901516 ABR7901516 ABR 7901516ABR 7901516 ABR7901516 ABR 7901516ABR 7901516 ABR7901516 ABR 7901516A
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
Priority claimed from EP79300278Aexternal-prioritypatent/EP0004151B1/en
Application filed by Ici LtdfiledCriticalIci Ltd
Publication of BR7901516ApublicationCriticalpatent/BR7901516A/en