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Tuerca perfeccionada fungible par la construcción, caracterizada esencialmente porque la misma que presenta una planta cuadrangular, comporta en su parte central, un orificio roscado, a derecha o a izquierda, para el posterior acoplamiento del tornillo de rosca adecuada, presentando la tuerca de ambos planos superficiales unos resaltes, en dirección diagonal y un corte parcial a partir donde el citado orificio central, en dirección radial o asimismo diagonal, que colabora por flexibilidad en la retención del espárrago, quedando estos elementos anclados en la masa hormigonada y fijando exteriormente a paneles de encofrado semideslizantes, pudiendo disponer en un solo tornillo varias tuercas, a distancias previamente calculadas.
ES1982267633U1982-10-061982-10-06Tuerca perfeccionada fungible para la construccion.
ExpiredES267633Y
(es)
Processo para a preparacao de purificacao de uma proteina a partir de uma planta com um efeito inibidor num patogenio ou peste e de composicoes anti-fungos que as contem
Derivati dagli acidi alfa o beta mercaptopropionilammidoacetici, processo per la loro preparazione e composizioni terapeutiche che li comprendono come principio attivo.