L%C3%A9on Serpollet
Lon Serpollet was a French industrialist and pioneer of steam automobiles, under the GardnerSerpollet brand. He also designed steam trams.
Serpollet was born in the Ain department of France, and went on to establish his factory on the rue des Clos in the 18th arrondissement of Paris, a location that has become the Parc Lon Serpollet today.
Source: Wikipedia