1930s, designed by Kozma Lajos and produced by Szék és Faárugyár Rt. They are finished with black paint. Lajos Kozma desk chair. Desk chair attributed to Lajos Kozma. Hungarian Constructivism Szék és Faárugyár chair Size: Width 61cm (24 inch) Height 81cm (31.9 inch) Depth 56cm (22 inch). 40x85x52 the other chair. I have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution