knitting speed of up to or slower is considered "low speed" in flat knitting which is generally seen in hand-flat machines. The two largest manufacturers of industrial flat-knitting machines are Stoll of Germany, and Shima Seiki of Japan. The industrial hand flat-knitting machine is considered to have been invented by work covered by the Isaac Lamb patents. References Haffenden, Translating Between Hand and Machine Knitting, Crowood Press, (2019). Knitting