Ader

Ader was a French motorcycle manufacturer in Levallois-Perret, Seine, France. Ader was designed and built by Clément Ader, a pioneer of aviation and telephone services.

Motorcycles were built from 1901 to 1906 and comprised single cylinder models and a transverse V-twin with shaft drive marketed as the Moto-Cardan. Ader is better known as a manufacturer of French automobiles.