US Trademark Classification US09 Scientific and electronic apparatus Wattmeters Class 09 Wattmeters 009-1720 瓦特表 Chinese 瓦特表 English Wattmeters Spanish Vatímetros Term ID 009-1720 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2004-07-20 Version 08-2002