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 Erg Management ServicesfiledCriticalErg Management Services
Priority claimed from EP83903771Aexternal-prioritypatent/EP0158635B1/en
Application grantedgrantedCritical
Publication of ATE36424T1publicationCriticalpatent/ATE36424T1/en