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Rejilla aplicable a las máquinas para la preparación de la filatura, de las fibras textiles, en que las cuchillas están constituidas por barrotes de aristas en forma dentada (fig. 4), teniendo las cuchillas o barrotes la característica esencial del dentado y forma triangular (fig. 3).
ES0002250U1933-11-061933-11-06Rejilla aplicable a las máquinas para la preparación de la filatura de las fibras textiles.
ExpiredES2250Y
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