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 John Munton TimothyfiledCriticalJohn Munton Timothy
Priority to ZA915764ApriorityCriticalpatent/ZA915764B/en
Publication of ZA915764BpublicationCriticalpatent/ZA915764B/en