Publications
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Diehl Annual Report 2021
Annual Report 2021 will be available in August 2022
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Company Presentation 2022/2023
Diehl represents high quality and technology leadership.
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Karl Diehl – Mäzen der Nürnberger Altstadt
Karl Diehl was not only an entrepreneur, but also a patron and sponsor. A brochure by Erich Mulzer
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