US Trademark Classification US37 Construction and repair 跑步机修理和维护（037-2799） Class 37 跑步机修理和维护 037-2799 Chinese 跑步机修理和维护 English Repair and maintenance of exercise treadmills Term ID 037-2799 Class 37 Type Services Status Active · added, not since modified (A) Effective date 2023-11-16 Version 12-2023
