Maine has been the breeding ground for many inventions through the years; The first transatlantic television signal. The zig-zag stitch. Earmuffs. But, according to this list, all pale in comparison to the dive suit.
Several advancements had been made in diving equipment through the years but, 1834, Maine inventor Leonard Norcross patented what is widely accepted as the first practical, sealed dive suit. The suit had weighted feet and a hard, water-tight helmet. Exhaust air was pushed out the top of the helmet, which allowed divers a full range of motion underwater for the first time.
Here's are the most impactful Inventions from each state: