Completar frases 161-testVersión en línea 161-test por Farhad Key 1 designed domestic have the generally invention has thimbles sewing efficiency stitch glides one by A sewing machine is a machine used to fabric and other materials together with thread . Sewing machines were invented during the first Industrial Revolution to decrease the amount of manual sewing work performed in clothing companies . Since the of the first working sewing machine , considered to been work of Englishman Thomas Saint in 1970 , the sewing machine greatly improved the and productivity of clothing industry . Home machines are for person to sew individual items while using a single stitch type . In a modern sewing machine the fabric easily in and out of the machine without the inconvenience of needles and and other such tools used in hand sewing , automating the process of stitching and saving time . Industrial sewing machines , contrast to machines , are larger , faster , and more varied in their size , cost , appearance , and task .
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