Warning device

Details Warning device Warning device

1976-03-25

1977-08-30

Swisher, S. Clement

Card, picture, or sign exhibiting

Display card

Having a curved display panel

116 28R, B60Q 702

Patent

active

040444821

ABSTRACT:
An optical warning device has a sign that is mounted on the inner surface of the lid of a vehicle compartment, and a light source that illuminates the sign.

REFERENCES:
patent: 2652650 (1953-09-01), Helms
patent: 3004359 (1961-10-01), Pisciotta
patent: 3255725 (1966-06-01), Von Kreidner
patent: 3276416 (1966-10-01), Dirks
patent: 3594938 (1971-07-01), Mosch
patent: 3761890 (1973-09-01), Fritts

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