4. Education and demonstration
  5. Language

Tinkers & Chance

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Character recognition educational system

Education and demonstration – Language
Patent

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Computer software and portable memory for an electronic...

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

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Computer software and portable memory for an electronic...

Education and demonstration – Question or problem eliciting response – Electrical means for recording examinee's response
Reexamination Certificate

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Computer software and portable memory for an electronic...

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

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Electronic educational toy

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

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Profile ID: LFUS-PAI-P-422609

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