US Trademark Classification US11 Lighting, heating and air conditioning 化粪池（011-1256） Class 11 化粪池 011-1256 Chinese 化粪池 English Septic tanks Spanish tanques sépticos Term ID 011-1256 Class 11 Type Goods Status Active · added, not since modified (A) Effective date 1994-10-01 Version 07-1997