Education and demonstration – Means for demonstrating apparatus – product – or surface... – Household equipment
Patent
1982-06-14
1985-09-03
Rubinson, Gene Z.
Education and demonstration
Means for demonstrating apparatus, product, or surface...
Household equipment
179 2R, 434307, 434321, H04M 1100
Patent
active
045394350
ABSTRACT:
This invention relates to an automated educational system in which a remote student or subject can be interrogated by a central automated interrogation system, can respond using machine-distinguishable signals generated by a Touch-Tone-type telephone, and in which an appropriate reaction to the answer chosen by the student can be communicated to the student.
REFERENCES:
patent: 3947972 (1976-04-01), Freeman
patent: 4281994 (1981-08-01), Dell et al.
patent: 4320256 (1982-03-01), Freeman
Brady W. J.
Rubinson Gene Z.
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