US Trademark Classification US28 Toys, games and sporting goods 台球杆头（028-513） Class 28 台球杆头 028-513 Chinese 台球杆头 English Billiard tips Spanish Consejos de billar Term ID 028-513 Class 28 Type Goods Status Active · added, not since modified (A) Effective date 1991-04-02 Version 07-1997