ES176292A1 - Unos perfeccionamientos en los mecanismos de estiraje de fibras textiles, aplicables a manuares, mecheras y continuas de hilar
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Unos perfeccionamientos en los mecanismos de estiraje de fibras textiles, aplicables a manuares, mecheras y continuas de hilar
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ES176292A1946-12-181946-12-18Unos perfeccionamientos en los mecanismos de estiraje de fibras textiles, aplicables a manuares, mecheras y continuas de hilar
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