Digital display device

Details Digital display device Digital display device

1975-02-18

1976-09-14

Curtis, Marshall M.

Communications: electrical

Systems

With specific power supply

3401463FT, 3401463Z, 340324R, 340324AD, G09F 932

Patent

active

039810038

ABSTRACT:
A digital display device in which the digits 0, 1, 2 . . . . . 9 are formed by the combination of electrically activated elements. This device is characterized by the fact that the digits are all formed from a diagonal surface element comprising at least two superimposed portions, the upper portion of which is constant and is activated for the display of all the digits while the lower portion is activated or not, depending on the digit displayed.

REFERENCES:
patent: 1267640 (1918-05-01), Eagleston
patent: 3204234 (1965-08-01), Nakauchi
patent: 3709525 (1973-01-01), Frank

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