87021759
May 2, 2016
Apr 25, 2017
Computer hardware and software for training in golf, baseball and softball, to assist the user in learning proper swing motion; Athletic training devices in the nature of golf, baseball and softball swing aids, namely, a system comprising sensors for determining position and an electronic control unit that monitors the position and motion of the user's head for the purpose of improving the user's swinging accuracy
Electrical and Scientific Apparatus