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 Roll O Matic IncfiledCriticalRoll O Matic Inc
Priority claimed from EP19870118090external-prioritypatent/EP0319599B1/de
Application grantedgrantedCritical
Publication of ATE74309T1publicationCriticalpatent/ATE74309T1/de