Since 1819 the Thonet family now in 5th generation has been producing the designs of the entrepreneur and designer Michael Thonet including the world famous bentwood chair no. 14 but also designs from Otto Wagner, Adolf Loos and other Viennese architects. At their factory in Germany later in the 1920ies the family was strongly involved in the development and first industrial production of the designs of the architects that were closely related to the Bauhaus. The furniture of Mart Stam, Marcel Breuer, Mies van der Rohe, LeCorbousier and other designers was produced in Frankenberg from the very early times. The products of Gebrüder T 1819 are genuine and produced in Germany.