10 Amazing Slot Machine Facts! #1 Slot Fact: The oldest slot machine was invented in 1894 The very first true slot machine is generally credited to Charles August Fey, a San Francisco mechanic who built his prototype in 1894–1895. Fey’s earliest models were simple, three-reel machines with mechanical drums and automatic payouts—something no machine had reliably achieved before. Although …

10 Amazing Slot Machine Facts! #1 Slot Fact: The olde…