Antique small tile serving tray

This is an antique Art Deco trivet or small tray, likely designed in the 1920s by Dutch designer Chris van der Hoef for the German manufacturer Gebrüder Mehner. Features: The item features a porcelain insert with geometric blue patterns, set in a metal rim with an openwork pattern. See photos for details. Style: Art Deco, characterized by geometric figures and stylized shapes. Dimensions: Approximately 16 cm in diameter.