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NA 159

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Standards [Pre-order]

DIN ISO 23592
Service excellence - Principles and model (ISO 23592:2021)

Title (German)

Service Excellence - Grundsätze und Modell (ISO 23592:2021)

Responsible national committee

NA 159-01-22 AA - Services Excellence  

Responsible international committee

ISO/TC 312/WG 1 - Principles, model and measurement  

Edition 2026-02
Original language German
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