Watch display

Details Watch display Watch display

1974-09-12

1976-05-25

Jackmon, Edith Simmons

58127R, G04B 1924, G04B 1906

Patent

active

039584097

ABSTRACT:
A watch display includes first and second concentric circular arrays of light emitting diodes which are sequentially energized to indicate the minutes and hours such that only one diode from each array is energized at any one time.

REFERENCES:
patent: 3574992 (1971-04-01), Ladas
patent: 3754392 (1973-08-01), Daniels
patent: 3757511 (1973-09-01), Burgess et al.
patent: 3802182 (1974-04-01), Fujita
patent: 3839857 (1974-10-01), Berets et al.

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