4. Amusement devices: games
  5. Chance devices
  6. Electric or magnetic

Tjark Bergmann

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Method of monitoring change dispenser operation

Check-actuated control mechanisms – Control mechanism actuated by check – other than coin – which... – By pliant currency
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Roulette-type coin-operated gaming machine

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

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Profile ID: LFUS-PAI-P-1263440

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