Logo and conceptual clarity that were the hallmarks of Modernism as an artistic movement formed a powerful toolset for a new generation of graphic designers whose logos embodied Ludwig Mies van der Rohe’s dictum, "Less is more." Modernist-inspired logos proved successful in the era of mass visual communication ushered in by television, improvements in printing technology, and digital innovations. The current era of logo design began in the 1870s with the first abstract logo, the Bass red triangle. , many corporations, products, brands, services, agencies, and other entities use an ideogram (sign, icon) or an emblem (symbol) or a combination of
Reuleaux triangle triangle with the Fina name from 1950 until Petrofina's merger with Total S.A. in 2000. Another corporate logo framed in the Reuleaux triangle, the south-pointing compass of Bavaria Brewery, was part of a makeover by design company Total Identity that won the SAN 2010 Advertiser of the Year award. The Reuleaux triangle is also used in the logo of Colorado School of Mines. In the United States, the National Trails System and United States Bicycle Route System both mark routes with Reuleaux triangles on signage. According to Plateau's laws, the circular arcs in two-dimensional soap bubble clusters meet at 120°