Junkers
Junkers Flugzeug- und Motorenwerke AG was founded by Hugo Junkers in 1895. It made boilers and radiators before the World War I. The company was famous for its innovative Junkers J.1, which was the company's first aircraft which flew on 18th of January 1916. It had an all metal construction (the first to have such a construction) and a cantilever wing with no bracing wires and struts.