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 Amsted Ind IncfiledCriticalAmsted Ind Inc
Priority to ZA823157ApriorityCriticalpatent/ZA823157B/en
Publication of ZA823157BpublicationCriticalpatent/ZA823157B/en