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
Priority claimed from US07/172,048external-prioritypatent/US4915873A/en
Application filed by Uniroyal Chem Co IncfiledCriticalUniroyal Chem Co Inc
Priority to ZA892143ApriorityCriticalpatent/ZA892143B/en
Publication of ZA892143BpublicationCriticalpatent/ZA892143B/en