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Draft standard

PR NF E35-408/A1 - Draft

PR NF EN ISO 21922/A1

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1

German title
Kälteanlagen und Wärmepumpen - Ventile - Anforderungen, Prüfung und Kennzeichnung - Änderung 1
Original language
English, French
Pages
18

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Original language
English, French
Pages
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