US Trademark Classification US13 Firearms and explosives 爆破纸（013-12） Class 13 爆破纸 013-12 Chinese 爆破纸 English Blasting paper Spanish Papel de granallado Term ID 013-12 Class 13 Type Goods Status Active · added, not since modified (A) Effective date 1991-04-02 Version 07-1997