Legal status (The legal status 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 status listed.)
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 filedfiledCritical
Priority to AU54327/73ApriorityCriticalpatent/AU5432773A/en
Publication of AU5432773ApublicationCriticalpatent/AU5432773A/en
Application grantedgrantedCritical
Publication of AU447540B2publicationCriticalpatent/AU447540B2/en