['The', 'lock', 'stitch', 'sewing', 'machine', 'revolutionized', 'garment', 'production', 'in', 'the', '19th', 'century', '.', 'Its', 'design', 'was', 'pivotal', 'for', 'creating', 'strong', ',', 'durable', 'seams', 'that', 'were', 'essential', 'for', 'the', 'growing', 'textile', 'industry', '.', 'Invented', 'by', 'Elias', 'Howe', 'in', '1846', ',', 'this', 'machine', 'utilized', 'a', 'simple', 'yet', 'effective', 'mechanism', 'that', 'allowed', 'for', 'efficient', 'stitching', 'of', 'fabric', 'layers', '.', 'By', 'the', 'end', 'of', 'the', 'century', ',', 'the', 'lock', 'stitch', 'sewing', 'machine', 'had', 'become', 'a', 'staple', 'in', 'tailoring', 'shops', 'and', 'factories', ',', 'significantly', 'increasing', 'the', 'speed', 'of', 'clothing', 'manufacturing', '.']
[[1, 4, 'Textile Machinery']]