Apparatus for interchangeable outdoor illuminated signs

Display device and display element unit

Display device for the reproduction of characters and symbols

Illuminated characters of graphic symbols for external fixing to

Illuminated display

Illuminated display apparatus

Illuminated distress warning sign

Illuminated house number device

Illuminating rail system

Low wattage light bulb message maker

Message sign

Method and apparatus for simulating the appearance of a neon...

Portable illumination display sign

Reflectorized symbol sign and method of fabricating and assembli

Self luminous characters and signs incorporating same

Self-powered computerized advertisement board

Sign device

Stock material for trim caps