Computerized game apparatus with progressive bonus

Computerized gaming device

Contest button

Control apparatus for game machines

Cosmic communication cubes

Counter rotating pointer and disc chance device

Craps layout arrangement with jackpot wagering area and randomiz

Cubic sexenary (base 6) dice for generating radom numbers...

Cyclic viewer for slot machines

Darkhorse wagering: a lottery method of play

Detection system for detecting a position of a ball on a roulett

Determining the value of a jackpot award in a gaming machine

Device and method for selecting random numbers for playing lotte

Device and method for silent bridge bidding

Device for “flipping a coin”, or the like

Device for automatically discriminating die spot number

Device for generating impact sound for slot machine

Device for generating random numbers of differing lengths

Device for holding display plate for game machine

Device for maintaining game state audit trail upon instantaneous