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Individual
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Priority to ES1978233226UpriorityCriticalpatent/ES233226Y/en
Publication of ES233226UpublicationCriticalpatent/ES233226U/en
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Publication of ES233226YpublicationCriticalpatent/ES233226Y/en
Aperfect of avinar perfected for work between vines and trees, characterized by integrating a hollow cylindrical general body hermetically closed, housed at the bottom between two knives that extend laterally v arrangement of arms open substantially mounting said body at the coincident point with the bisector of the angle determined by the blades and fixed by screws, with the possibility of adjusting in depth, a flat piece with a sharp base that acts as a guide for the assembly. (Machine-translation by Google Translate, not legally binding)
ES1978233226U1978-01-121978-01-12
APERO DE AVINAR PERFECTED.
ExpiredES233226Y
(en)
DERIVATIVES OF 1, 2,3-THIADIAZOLIN-2-IDE, PROCEDURE FOR THE PREPARATION OF THESE COMPOUNDS AS WELL AS MEANS CONTAINING THEM WITH GROWTH REGULATING ACTION FOR PLANTS.