DIN 20609:1993-11 Lighting of mine locomotives; head lamps; design features, photometric requirements, meters and measurements

标准编号：DIN 20609:1993-11

英文标题：Lighting of mine locomotives; head lamps; design features, photometric requirements, meters and measurements

德文标题：Beleuchtung an Grubenlokomotiven; Scheinwerfer; Konstruktionsmerkmale, lichttechnische Anforderungen, Meßgeräte und Messungen

发布日期：1993-11

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