Office supplies; artists and teachers materials – Teaching material – Sensory feedback – e.g. – audio-visual teaching machine
Design Patent
2003-09-19
2004-08-10
Nunn, Freda S. (Department: 2911)
Office supplies; artists and teachers materials
Teaching material
Sensory feedback, e.g., audio-visual teaching machine
CD14S315000, CD14S327000
Design Patent
active
D0494220
CLAIM:
The ornamental design for a portable computer shaped learning machine, as shown and described.
REFERENCES:
patent: D308510 (1990-06-01), Cheung
patent: D310071 (1990-08-01), Kit
patent: D311908 (1990-11-01), Molyneaux
patent: D330048 (1992-10-01), Cheung et al.
patent: D358171 (1995-05-01), Cheng
patent: D428920 (2000-08-01), Chan
Alix Yale & Ristas, LLP
Nunn Freda S.
Potex Toys Manufacturer Ltd.
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