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Priority claimed from US05/853,035external-prioritypatent/US4182099A/en
Application filed by Deere & CofiledCriticalDeere & Co
Publication of DK530780ApublicationCriticalpatent/DK530780A/da
Publication of DK156602BpublicationCriticalpatent/DK156602B/da
Application grantedgrantedCritical
Publication of DK156602CpublicationCriticalpatent/DK156602C/da