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Priority claimed from ES473718Aexternal-prioritypatent/ES473718A1/en
Application filed by Jose Zazurca LarroyafiledCriticalJose Zazurca Larroya
Publication of MX5791EpublicationCriticalpatent/MX5791E/en
Articulated agricultural implement hitch - has set of bars forming pivoted parallelogram linkage compensating level differences between tractor and implement (BR 17.6.80)