US Trademark Classification US09 Scientific and electronic apparatus 关节角度测量尺（009-6289） Class 09 关节角度测量尺 009-6289 Chinese 关节角度测量尺 English Joint angle measuring rulers Term ID 009-6289 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2022-06-16 Version 11-2022