4. Amusement devices: games
  5. Surface projectile game; game element
  6. Ball games

Lawrence E. Demar

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Audit and pricing system for coin-operated games

Amusement devices: games – Including means for processing electronic data – Skill level adjustment
Patent

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Automatic flipper control circuit for pinball games

Amusement devices: games – Surface projectile game; game element – Projectors
Patent

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Automatic replay control system and method for amusement devices

Amusement devices: games – Surface projectile game; game element – Ball games
Patent

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Ball advancing device for a pinball game

Amusement devices: games – Surface projectile game; game element – Ball games
Patent

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Bowling center video display system

Boots – shoes – and leggings
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Profile ID: LFUS-PAI-P-622675

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