4. Check-actuated control mechanisms
  5. Including noncontacting, relatively movable parts connected...

Sigma Enterprises Incorporated

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Multiline slot machine

Amusement devices: games – Chance devices – Electric or magnetic
Patent

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Optoelectronic coin entry sensing system for coin operated machi

Check-actuated control mechanisms – Including noncontacting – relatively movable parts connected...
Patent

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Roulette playing device

Amusement devices: games – Chance devices – Rotating disk
Patent

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Roulette playing device

Amusement devices: games – Chance devices – Rotating disk
Patent

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Roulette playing device

Amusement devices: games – Chance devices – Rotating disk
Patent

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