A63KRACINGRIDING SPORTSEQUIPMENT OR ACCESSORIES THEREFOR stop watches G04F7/06; timing G07C1/22; indicating arrangements for variable information by selection or combination of individual elements G09F9/00In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. A63K1/00 A63K1/00Race-coursesRace-tracks A63K1/02for greyhounds or other dogs A63K3/00Equipment or accessories for racing or riding sports training equipment for animals A01K15/02 A63K3/02Starting-appliances A63K3/023Starting-blocks A63K3/026Starting stalls or starting boxes, e.g. for racing horses, greyhounds A63K3/04Hurdles or the like A63K3/043Athletics hurdles A63K3/046Equestrian hurdles A63K99/00Subject matter not provided for in other groups of this subclass