Picture holder with a recorder/playback integrated circuit

Details Picture holder with a recorder/playback integrated circuit Picture holder with a recorder/playback integrated circuit

1992-12-29

1994-11-22

Green, Brian K.

Card, picture, or sign exhibiting

Changing exhibitor

With sound

40152, G09F 2700

Patent

active

053656865

ABSTRACT:
A display device and recorder/playback system combination including a panel for displaying photographs, posters, etc. and having an integrated circuit memory chip embedded therein, and a recorder/playback system that connects to the integrated circuit memory chip. The embedded integrated circuit memory chip is disconnectable from the recorder/playback system whereby different display panels with different messages can be connected to the recorder/playback system and the messages stored in the memory chips are not destroyed by being disconnected from a power source.

REFERENCES:
patent: 3691312 (1972-09-01), Petersen
patent: 3857191 (1974-12-01), Sadorus
patent: 4541188 (1985-09-01), Sadorus
patent: 4648086 (1987-03-01), Koike
patent: 4745695 (1988-05-01), Hetzer
patent: 4791741 (1988-12-01), Kondo
patent: 4934079 (1990-06-01), Hoshi
patent: 5063698 (1991-11-01), Johnson et al.

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