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What does ETSOA mean? - Definition of ETSOA - ETSOA stands for European Technical Standard Order Approval. By AcronymsAndSlang.com
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European Technical Standard Order (ETSO) Authorisation for ULTRA EMBEDDED GALACTICA - AveoEngineering
EUROPEAN TECHNICAL STANDARD ORDER (ETSO) AUTHORISATION EASA.21O.10074579 REV. A WMT MAINTENANCE TECHNIK AG
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