4. Games using tangible projectile
  5. Golf
  6. Target or obstacle

James P. Richardson

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Golf practice hole with variable diameter rim

Games using tangible projectile – Golf – Target or obstacle
Patent

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Object state change and history management mechanism

Data processing: database and file management or data structures – Database design – Data structure types
Reexamination Certificate

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Profile ID: LFUS-PAI-P-564228

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