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Priority claimed from US06/482,691external-prioritypatent/US4529348A/en
Application filed by Deere & CofiledCriticalDeere & Co
Priority claimed from EP84302268Aexternal-prioritypatent/EP0125007B1/de
Application grantedgrantedCritical
Publication of ATE25559T1publicationCriticalpatent/ATE25559T1/de