Movable large display device

Details Movable large display device Movable large display device

1982-07-19

1984-05-08

Mancene, Gene

Card, picture, or sign exhibiting

Signs

Trailer, wagon or cycle carried

40591, G09F 2104

Patent

active

044466439

ABSTRACT:
A large sized display device including a number of heat generating display elements such as lights, etc. is provided internally with a cooling mechanism which prevents external moisture, etc. from creating problems in the internal equipment.

REFERENCES:
patent: 3384888 (1968-05-01), Harnden, Jr. et al.
patent: 3431554 (1969-03-01), Barbie et al.
patent: 3432846 (1969-03-01), Jones et al.
patent: 3538633 (1970-11-01), Elliott, Jr.
patent: 4110792 (1978-08-01), Long et al.
patent: 4148534 (1979-04-01), Veburg
patent: 4352274 (1982-10-01), Anderson et al.
patent: 4364444 (1982-12-01), Donato et al.

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