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Perfections in the methods of torcido and retorcido for threads, fibers and filaments in general. (Machine-translation by Google Translate, not legally binding)
Perfections in the methods of torcido and retorcido for threads, fibers and filaments in general. (Machine-translation by Google Translate, not legally binding)
Improvements in the methods of twisting, and twisting for yarns, fibers and filaments in general, essentially characterized by the fact of establishing the rotation movement of a circular ring by dragging the same yarns, fibers or filaments in torsion processes. (Machine-translation by Google Translate, not legally binding)
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