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 Hennessy ProductsfiledCriticalHennessy Products
Priority to ZA731228ApriorityCriticalpatent/ZA731228B/en
Publication of ZA731228BpublicationCriticalpatent/ZA731228B/en