Office supplies; artists and teachers materials – Teaching material – Sensory feedback – e.g. – audio-visual teaching machine
Design Patent
2000-12-01
2001-08-28
Aronovich, Adir (Department: 2912)
Office supplies; artists and teachers materials
Teaching material
Sensory feedback, e.g., audio-visual teaching machine
Design Patent
active
D0447179
CLAIM:
The ornamental design for a language learning device, as shown and described.
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