This technical glossary lists the main legal elements that make up the contemporary car. Who, the law or the designer, is designing the automobile object from now on? This representation is a graphic reinterpretation by designer Laurent Fétis of the diagram taken from the article “The Common Place of Law. Transforming Matters of Concern into the Objects of Everyday Life”, in Bruno LATOUR (ed.). “Maiking Things Public Atmosphere of Democracy”(MIT Press, 2005).