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 US06/641,136external-prioritypatent/US4802511A/en
Application filed by Tee Pak IncfiledCriticalTee Pak Inc
Application grantedgrantedCritical
Publication of ATE36109T1publicationCriticalpatent/ATE36109T1/de