Foto de stock - 26 October 2023, Bavaria, Nuremberg: Inventor Bernd Knospe presents during the novelty show at the International Inventors' Fair ""iENA"" the model of a feeder device for automatic separation of metallic fragments in animal feed during the harvesting or feeding process. In a container on the right is such separated waste found in feed. The International Trade Fair for Ideas, Inventions and New Products (iENA) will showcase 800 inventions to the trade public from Oct. 28 to 30. This year's partner country is China. Photo: Daniel Karmann/dpa. - Nuremberg/Bavaria/Germany

Imagen: 26 October 2023, Bavaria, Nuremberg: Inventor Bernd Knospe presents during the novelty show at the International Inventors' Fair ""iENA"" the model of a feeder.

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