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Coin cue device and method for aiding the handicapped

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

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Educating special needs children about money

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Reexamination Certificate

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Educational game and method of playing the game

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

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Electronic learning device for teaching how to handle money

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Money calculation game

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

System for teaching coin relationships

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

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System for teaching money values

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

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Toy coin changer

Education and demonstration – Business or economics – Coin or currency identification or counterfeit detection
Patent

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