Display device employing special-purpose monograms

Details Display device employing special-purpose monograms Display device employing special-purpose monograms

1974-02-25

1976-07-20

Curtis, Marshall M.

Communications: electrical

Systems

With specific power supply

58153, 58 50R, 340324R, G09F 932

Patent

active

039710122

ABSTRACT:
A photoelectric display device having an electrically controlled optical means for indicating one of the 7 days of the week by means of a combination of two letters selected from alphabetical letters is disclosed. The device comprises a first display element composed of a plurality of segments arranged in such pattern that all of the letters positioned in the first place of the seven combinations expressing the 7 days of the week can be indicated, and a second display element composed of a plurality of segments arranged in such pattern that all of the letters positioned in the second place of the above mentioned seven combinations can be indicated. Each segment of each of the display elements is electrically controlled to indicate any desired days of the week.

REFERENCES:
patent: 1168084 (1916-01-01), Lowenstein
patent: 1965874 (1934-07-01), Appold
patent: 2735038 (1956-02-01), Hancock
patent: 3678678 (1972-07-01), Macedo
patent: 3691755 (1972-09-01), Girard
patent: 3738099 (1973-06-01), Tanaka

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