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 Publishers Equipment CorporationfiledCriticalPublishers Equipment Corporation
Priority claimed from EP80100727Aexternal-prioritypatent/EP0017720B1/en
Application grantedgrantedCritical
Publication of ATE4878T1publicationCriticalpatent/ATE4878T1/en