World time watch

Details World time watch World time watch

1986-09-12

1987-07-21

Roskoski, Bernard

Horology: time measuring systems or devices

Plural time zones

368 22, G04B 1922

Patent

active

046814604

ABSTRACT:
A world time watch has a liquid crystal display device including a time zone display and a time display. The time zone display is provided to display the time difference between a selected place and the Greenwich Mean Time, and the time display is provided to display the time of the place corresponding to the time difference displayed in the time zone display. A printed place name list is provided around the liquid crystal display device. The place name list includes a plurality of numbers each of which represents the corresponding time difference of a particular place.

REFERENCES:
patent: 2299913 (1942-10-01), Clough
patent: 3002337 (1961-10-01), Smith
patent: 3940920 (1976-03-01), Nakamura et al.
patent: 4316272 (1982-02-01), Naito

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