Successful setup of new ranges of products for supplying DIY stores
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The son Rudolf Dieckmann joins the company as second managing director and in 1972 replaces the founder Erich Dieckmann as managing director.
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Increasing internationalisation
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Formation of the sister company “NORMBAU Erich Dieckmann GmbH” based in Kehl (later Renchen) by Erich Dieckmann and his son Dieter Dieckmann. (In 1991, this company was sold to the British company “Newman Tonks”...
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First trade fair booth at household and iron goods trade fair in Cologne.
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Restart of manufacturing, from now on only door mountings and window fittings and handles and coat racks from aluminium
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Conversion of manufacturing from brass to aluminium alloy due to wartime management at the beginning of the Second World War.
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Registration of the brand name “EDI” by the company Erich Dieckmann builder's hardware
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Formation of a company for manufacturing brass fittings for furniture and doors by the brothers Gustav and Albert Kuhlmann in Grüne near Iserlohn
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