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Aparato de acción aspirante-impelente movido por la rueda de un automotor, caracterizado por estar constituido por un bastidor doble el cual se ha montado un rodillo de accionamiento sobre cuyo eje se acopla la correspondiente bomba, comprendiendo dicho bastidor un segundo rodillo de menores dimensiones, que actúa como guía soporte mientras el primero es accionado por la rueda de un autovehículo.
ES100285U1963-06-251963-06-25Aparato de acción aspirante-impelente movido por la rueda de un automotor
ExpiredES100285Y
(es)