GRT, INC. Trademarks
STROKEMASTER
Filed: October 20, 1989
INDICATING THE SWING VELOCITY OF A SPORTING GOODS IMPLEMENT SUCH AS A TENNIS RACQUET, GOLF CLUB, OR THE LIKE
Owned by: GRT, INC.
Serial Number: 73832591
STROKEMAXXER
Filed: June 14, 1990
a device for measuring the swing velocity of a sporting goods implement such as a tennis racquet or a golf club
Owned by: GRT, INC.
Serial Number: 74069094
