TRADE FAIRS LIGHT + BUILDING The world's leading trade fair for lightingand building services technology Frankfurt, 8-13 marca 2020 ENERGETAB 33rd Internation Power Industry Fair Bielsko-Biała, 15th-17th September 2020 CONFERENCES REGIONAL SEMINAR Trade fair for architects, designers, design offices and institutions Łódź, 13th February 2020 REGIONAL SEMINAR Trade fair for architects, designers, design offices and institutions Rzeszów, 26th May 2020
