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 ZA00790081ApriorityCriticalpatent/ZA7981B/en
Publication of ZA7981BpublicationCriticalpatent/ZA7981B/en