NF C73-856:1992 SAFETY OF HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES. PART 2 : PARTICULAR REQUIREMENTS FOR PROJECTORS AND SIMILAR APPLIANCES. (EUROPEAN STANDARD EN 60 335-2-56).
1992NF C73-856:1992 SAFETY OF HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES. PART 2 : PARTICULAR REQUIREMENTS FOR PROJECTORS AND SIMILAR APPLIANCES. (EUROPEAN STANDARD EN 60 335-2-56).