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 EP82306564Aexternal-prioritypatent/EP0111037B1/de
Application filed by Deere & CofiledCriticalDeere & Co
Application grantedgrantedCritical
Publication of ATE50333T1publicationCriticalpatent/ATE50333T1/de