Apparatus and method for propelling an object
Apparatus and method for propelling and retrieving a disk
Apparatus and method for removing grips
Apparatus and method for setting a golf tee
Apparatus and method for simulating the game of golf
Apparatus and method involving the chance selection of sound rec
Apparatus and method of play for a disc tossing game
Apparatus and method of playing buntball
Apparatus and methods employing elastic cords with hand balls
Apparatus for a ball game
Apparatus for a ball tossing game
Apparatus for baseball batting practice
Apparatus for basketball
Apparatus for collecting balls
Apparatus for continuous rotation simulation of video images
Apparatus for controlling and simulating the game of football
Apparatus for controlling moves of a ball-hitting instrument in
Apparatus for conveying tennis balls to a ball-throwing machine
Apparatus for determining a speed of a projectile
Apparatus for displaying grouped characters in scanning type dis