Message card type of language practising set for children
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United States of America Patent
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Dec 25, 1990
Grant Date -
N/A
app pub date -
Feb 17, 1987
filing date -
Feb 17, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A language practising set, which can, under recording state, store voice signals, by means of a voice synthesizer, into a memory with different addresses through different coding holes on each of the message cards. Upon under replaying state, the various coding holes on the message cards can be decoded to have the voice signal stored in various memory addresses selected and replayed through the voice synthesizer.
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Family
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