Card – picture – or sign exhibiting – Display card – Folded
Patent
1987-09-03
1988-12-20
Peshock, Robert
Card, picture, or sign exhibiting
Display card
Folded
40455, 369 64, G09F 100
Patent
active
047917415
ABSTRACT:
Card or postal media which comprises a storage member to retain audio information picked up by a microphone, a sound generating member including a speaker, a mode selection signal producing member to allow either record or playback to be selected, a controller performing record or playback according to the mode selection signal from the mode selection signal producing member; converting the audio signal from the microphone from analog to digital and storing it in the storage member when the record mode is selected; retrieving stored information from the storage member, converting it from digital to analog, and outputting the analog signal to the sound generating member when the playback mode is selected, and a card board on which the microphone, speaker, and the other members are mounted.
REFERENCES:
patent: 3159942 (1964-12-01), Fiske
patent: 3691312 (1972-09-01), Peterson
patent: 3798806 (1974-03-01), Sanford
patent: 4222188 (1980-09-01), Tarrant et al.
Peshock Robert
Stone Cary E.
Torio Electronics Co., Ltd.
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