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 Helsatex Africa Pty LimitedfiledCriticalHelsatex Africa Pty Limited
Priority to ZA852405ApriorityCriticalpatent/ZA852405B/en
Publication of ZA852405BpublicationCriticalpatent/ZA852405B/en