| Slot Machine |  Bolas | 199? | Genyval, S.A. |
| Slot Machine | Bolerin | 200? | Reben S.A. Spain |
| Slot Machine | Bolerin | 200? | Segasa Madrid, Spain |
| Slot Machine | Bolerin | 200? | Sirelco, S.A. |
| Slot Machine | Bolerin CM | 198? | Centromatic, S.A. Spain |
| Slot Machine | Bolerin Lane | 200? | Segasa Madrid, Spain |
| Slot Machine | BOLERIN-ELECTROMECANICO | 200? | R. Franco Recreativos Franco Madrid, Spain |
| Slot Machine | BOLERIN-ELECTRONICO | 200? | R. Franco Recreativos Franco Madrid, Spain |
| Slot Machine | Bolerin-Especial-Neumo | 200? | Neumo, S.A. |
| Slot Machine | Bolerita-Mini-Pleno | 200? | Billport, S.A. |
| Slot Machine | Bolero | 19?? | Unknown |
| Slot Machine | Bolero | 200? | Bolsamatic, S.A. |
| Slot Machine | Bolly Boogie | 200? | Aristocrat Leisure Industries Pty, Ltd. |
| Slot Machine | Bollywood Nights | 200? | Konami Industry Co., Ltd. Japan |
| Slot Machine | Bolsa De Oro | 199? | Oper Coin, S.A. |
| Slot Machine | Bolsa Internacional Sleic | 2000 | SLEIC Creaciones E Investigaciones Electronicas, S.L. Spain |
| Slot Machine | Bomb Shell | ???? | CDS Casino Data Systems Las Vegas, NV, USA |
| Slot Machine | Bomb World | 200? | Shyh Yuan Electronic Int'L Co., Ltd. Taiwan |
| Slot Machine | Bombay | 2007 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bomber | 200? | Playmark |
| Slot Machine | Bombo Roulette | 2008 | R. Franco Recreativos Franco Madrid, Spain |
| Slot Machine | BOMBO ROULETTE SALÓN | 200? | R. Franco Recreativos Franco Madrid, Spain |
| Slot Machine | Bombs Away! | 2010 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bon Bon | 200? | Kaiser Spiele Gauselmann Group Germany |
| Slot Machine | Bon Voyage | 2007 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | BON VOYAGE | 200? | R. Franco Recreativos Franco Madrid, Spain |
| Slot Machine | Bonanza | 1949 | Evans & Co., H.C. Chicago, IL, USA |
| Slot Machine | Bonanza | 1948 | Buckley Mfg. Co. Chicago, IL, USA |
| Slot Machine | Bonanza | 19?? | Bally Mfg. Co. Chicago, IL, USA |
| Slot Machine | Bonanza Star Type A | 1959 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Slot Machine | Bonanza Star Type B | 1959 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Slot Machine | Bonanza Star Type C | 1959 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Slot Machine | Bone Bonus | 200? | Aristocrat Leisure Industries Pty, Ltd. |
| Slot Machine | Bones | 1936 | Buckley Mfg. Co. Chicago, IL, USA |
| Slot Machine | Bones Vender | 1937 | Buckley Mfg. Co. Chicago, IL, USA |
| Slot Machine | Bones Fruit Dice | 1939 | Buckley Mfg. Co. Chicago, IL, USA |
| Slot Machine | Bonjour Paris | 2006 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bonkin' Bucks | 2006 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Bonnie and Clyde | 2014 | Multimedia Games, Inc. Austin, TX, USA |
| Slot Machine | Bonny and Clyde | 200? | Kare Technology |
