Self-lubricating device
Self-luminous basket net
Self-propelled arrow
Self-propelled football with internally ducted fan and...
Self-recording golf ball, golf ball cup, and reading device...
Self-righting golf ball tee
Self-storing basketball goal system
Self-storing standard for a game net
Self-training batting practice machine
Semi automatic air tee
Semi-automatic golf teeing device
Sensing home plate
Sensor apparatus for activating a pneumatic circuit
Separable golf club
Separable golf club shaft
Separable golf club system and methods of use
Separable-shaft golf club
Separable-shaft golf club
Sequential vibration preventer and vibration control...
Series of golf clubs