Practicing apparatus for baseball and softball
Projectile distributor for centrifugal launcher
Projectile expelling apparatus
Projectile launcher
Protective device for target throwing apparatus
Random propelling device for balls and the like
Rotor for centrifugal launching device
Self-loading, remotely operable and variable, portable ball thro
Self-loading, remotely operable and variable, portable ball thro
Shooting mechanism of shot repeater target toy
Softball pitching machine
Softball pitching machine
Softball/baseball training machine
Spiral mass launcher
Spiral mass launcher
Sporting device for making and accurately throwing snowballs
Spring type ball pitching apparatus
Spring type ball pitching device
Spring type ball pitching machine
Spring type ball throwing machine