Frankl was an Austrian microcar project created by Erich Frankl in 1949. He built a three-wheeled vehicle featuring a tubular frame and a pontoon-shaped body with a small rear fin, using wheels taken from a motor scooter. The vehicle, known as the Frankl Autoroller, weighed 350 kilograms and offered seating for three people on a bench seat. Instead of conventional doors, it had entry hatches for access. A 250 cc…