Invention Grant
US08740699B1 Slot machine with sliding symbols 有权
插槽机具有滑动符号

Slot machine with sliding symbols
Abstract:
A slot machine that has a bonus feature related to the “15 puzzle.” An empty space symbol can appear, thereby allowing other symbols to slide around the matrix, creating different payout combinations. The symbols can slide around to create an optimal arrangement of the symbols, and then the player can be paid on paylines.
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