标准号:UL 879 BULLETIN BULLETIN-2014
英文标准名称:UL Standard for Safety Electric Sign Components COMMENTS DUE: JUNE 9, 2014 [Refer To: UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879, UL 879]
标准状态:A
标准类型:国际标准