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Individual
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Individual
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Priority to ES226508ApriorityCriticalpatent/ES226508A1/en
Publication of ES226508A1publicationCriticalpatent/ES226508A1/en
Improvements in the heads for plows, characterized by having provided a chassis on which a tilting frame is mounted, to fix the desired depth of groove. (Machine-translation by Google Translate, not legally binding)
ES226508A1956-02-041956-02-04Improvements in the heads for plows (Machine-translation by Google Translate, not legally binding)
ExpiredES226508A1
(en)
A procedure for the obtaining by synthesis of 4-amino-3-isoxazolidone and its derivatives (Machine-translation by Google Translate, not legally binding)