Patent
1975-09-19
1977-03-08
Oechsle, Anton O.
G09B 706
Patent
active
040105539
ABSTRACT:
A portable case that carries multi-subject quiz cards to which selected answers by a user are automatically noted as correct or incorrect which provides compact storage for a complete display unit when being transported and full display area when opened for all the necessary components of multiquiz cards, related pamphlets or posters and the electrical mechanism to indicate proper or improper answers. The cards have apertures adjacent the answers through which an electrical circuit probe may be placed to reach a panel in registry with the card, the panel having openings associated with correct answers so a light circuit may be closed but incorrect answers areas being covered with an electrical insulating medium to prevent closing the lighting circuit.
REFERENCES:
patent: 2104718 (1938-01-01), Dougherty
patent: 2867045 (1959-01-01), Millgate
patent: 3106784 (1963-10-01), Raley
patent: 3206871 (1965-09-01), Schure et al.
patent: 3316660 (1967-05-01), Greenspan
patent: 3824706 (1974-07-01), Scopa et al.
patent: 3879860 (1975-04-01), Litle
Oechsle Anton O.
Stemple, Jr. Dayton R.
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