Card – picture – or sign exhibiting – Illuminated sign – Gas filled tube
Patent
1994-09-30
1996-02-27
Dorner, Kenneth J.
Card, picture, or sign exhibiting
Illuminated sign
Gas filled tube
40540, G09F 1326
Patent
active
054938040
ABSTRACT:
An advertising board structure which is formed from a character indicating neon tube and polyurethane material. The neon tube for displaying is partially exposed beyond the surface of the molded displaying board structure. The polyurethane material is used to cover onto the neon tube portion which is not to be exposed and the neon tube is first covered with a soft polyurethane material before it is covered and formed as a single unit with the polyurethane material.
REFERENCES:
patent: 1917956 (1933-07-01), Earley
patent: 1923807 (1933-08-01), Asch
patent: 2059451 (1936-11-01), Green
patent: 2095291 (1937-10-01), Schneider
patent: 2125009 (1938-07-01), Wolf
patent: 2772496 (1956-12-01), Meyrick et al.
Chiang Jiin-Huei
Lo Chin-Feng
Davis Cassandra
Dorner Kenneth J.
True Power Electronics Co., Ltd.
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