USPTR - What does USPTR stand for? The Free Dictionary
References in periodicals archive
Dimitar is USPTR
Professional, USRSA Master Racquet Technician, and USTA Competition Training Center (CTC) Head Coach for Ventura/Santa Barbara.
Ace was funded with a grant from the American Tennis Industry and operated by the USPTR.
There was no cost to participate but a 10 hour community service component to get the USPTR ACE workshop completion certificate.