Card – picture – or sign exhibiting – Changing exhibitor – Alphanumeric device
Patent
1984-05-30
1986-06-10
Mancene, Gene
Card, picture, or sign exhibiting
Changing exhibitor
Alphanumeric device
G09F 304
Patent
active
045934851
ABSTRACT:
A display panel comprises a plurality of semiconductor crystals (6) fixed at the bottom of reflecting cavities (3).
The cavities (3) are obtained from strips supporting two rows of complementary half-shells (1, 2) and supporting the connection means of the semiconductor crystals (6).
REFERENCES:
patent: 3782016 (1974-01-01), Ashton et al.
patent: 3938270 (1976-02-01), Santini
patent: 3973388 (1976-08-01), Yoshida et al.
patent: 4058919 (1977-11-01), Wakabayshi
patent: 4232464 (1980-11-01), Besson et al.
patent: 4475791 (1984-10-01), Nixon
Abate Joseph P.
Contreras Wenceslao J.
Mancene Gene
U.S. Philips Corporation
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