DB42/T 478.1-2008 The Classification and Evaluation of Serice Firm for Household Electrical Appliances Maintenance in Wuhan Part1: Audio-Video Products (English Version)
Hubei Provincial Standard of the People's Republic of China
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DB42/T 478.1-2008
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2008DB42/T 478.1-2008 The Classification and Evaluation of Serice Firm for Household Electrical Appliances Maintenance in Wuhan Part1: Audio-Video Products