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International Standard Category: Insulating gases

GB 7969-1987    Electric power cable paper
电力电缆纸 ;
Category No.:29.040.20 Valid Status:abolished
Issued Organization:Ministry of Light Industry Issued Date:1987-07-29
Implemented Date:1987-12-1 Abolished Date:2004-06-01
Superseded Standard.:GB 7969-2003 Electric power cable paper
Superseded Date:2001-9-1
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