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 President Windmills LtdfiledCriticalPresident Windmills Ltd
Priority to ZA728450ApriorityCriticalpatent/ZA728450B/en
Publication of ZA728450BpublicationCriticalpatent/ZA728450B/en