Selectively pneumatic bowling glove
Self-lubricating device
Set of bowling balls having similar properties and cores therefo
Sheet metal pin table and respot actuator
Shuffle bowl bowling aid
Single cycle pin setting apparatus and method
Solid state bowling pin counter and method therefor
Solid state pinspotter controlled chassis and method therefor
Spin axis weighted bowling ball
Sports glove for bowling and other sports
Spring biased bumper bowling system
String assembly for a racket
Substructure of a bowling lane