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 GB20984/76Aexternal-prioritypatent/GB1570993A/en
Application filed by Fisons LtdfiledCriticalFisons Ltd
Publication of IE45283LpublicationCriticalpatent/IE45283L/en
Publication of IE45283B1publicationCriticalpatent/IE45283B1/en