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Technical rule [CURRENT]

DIN SPEC 74112

Road vehicles - R744-Air-conditioning systems - Back-pressure valves; Text in German and English
Edition 2015-11

Technical rule [CURRENT]

DIN SPEC 74114

Road vehicles - R744-Air-conditioning systems - Shut off valves; Text in German and English
Edition 2015-08

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DIN SPEC 74112

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