4. Education and demonstration
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Information/entertainment systems with user prompts

Education and demonstration – Question or problem eliciting response – Cathode ray screen display included in examining means
Patent

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Interactive learning system with pretest

Education and demonstration – Question or problem eliciting response – Cathode ray screen display included in examining means
Patent

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Interactive training method and system

Education and demonstration – Question or problem eliciting response – Cathode ray screen display included in examining means
Patent

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