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 US06/598,712external-prioritypatent/US4597195A/en
Application filed by Howard J DananbergfiledCriticalHoward J Dananberg
Application grantedgrantedCritical
Publication of ATE42026T1publicationCriticalpatent/ATE42026T1/de