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• 인공호흡기분석기, Gas Flow Analyzer, Ven Test 800 Series 인공호흡기분석기 Rigel Ven Test 800 Series Gas Flow Analyzer High-performance gas flow analyzers for ventilator VenTest 820 LOW Includes an additional sensor measuring minimal pressures up to 5 mbar Measuring your pneumatic blog.naver.com · 2016.04.27