Electronic display device

Details Electronic display device Electronic display device

1994-04-14

1995-07-11

Peng, John K.

Communications: electrical

Land vehicle alarms or indicators

External signal light system

340461, 340525, 340457, 362 831, 3647081, 40900, B60Q 126, B60Q227424

Patent

active

054324963

ABSTRACT:
An electronic display device includes a housing having a sliding slot, an electronic display board received inside the housing and moved to extend out of the housing through the sliding slot, the electronic display board having a digital display screen on a front side thereof for display a telephone number or the like and a keyboard on a back side thereof for inputting the telephone number or the like to be displayed, and a motor-driven transmission mechanism controlled to move the electronic display board in or out of the housing.

REFERENCES:
patent: 4983951 (1991-01-01), Igarashi et al.

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