Housing for electronic instructional game apparatus

Details Housing for electronic instructional game apparatus Housing for electronic instructional game apparatus

1992-11-13

1994-08-02

Gandy, James M.

Office supplies; artists and teachers materials

Teaching material

Sensory feedback, e.g., audio-visual teaching machine

D21 13, D14106

Patent

active

D03492990

REFERENCES:
patent: D271029 (1983-10-01), Nagel et al.
patent: D308510 (1990-06-01), Cheung
patent: D319046 (1991-08-01), Kapec et al.
patent: D325903 (1992-05-01), Kimble
patent: D330048 (1992-10-01), Cheung et al.
patent: 4492582 (1985-01-01), Chang et al.
1987 Video Technology Industries, Inc. catalog, pp. 8-9.
1990 Video Technology Industries, Inc. catalog, pp. 18-19.
1992 Video Technology Industries, Inc. catalog, pp. 7,11.

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