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Priority to ES202290ApriorityCriticalpatent/ES202290A1/en
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Perfections in plows characterized in that the grid is placed at the end of an axle provided with a gear wheel that is moved by a tongue driven by a lever whose pivot point rotates around another axis perpendicular to the previous one. (Machine-translation by Google Translate, not legally binding)
ES202290A1952-03-041952-03-04Improvements in arados (Machine-translation by Google Translate, not legally binding)
ExpiredES202290A1
(en)