Horology: time measuring systems or devices – Plural time zones – With movable disk display
Patent
1983-08-22
1985-03-05
Roskoski, Bernard
Horology: time measuring systems or devices
Plural time zones
With movable disk display
368 21, G04B 1922
Patent
active
045027897
ABSTRACT:
A clock for indicating time for effectively all the countries and time zones of the world, the hour hand of the clock being in the form of a disc that rotates once every twenty-four hours against a twenty-four hour scale. The disc having projected thereon a map of the world centered on the South Pole with the majority of the time zones positioned in accurate longitude around the periphery of the disc. The clock also included indicators for each time zone to provide simple visual indication of the time in any zone or country of the world.
REFERENCES:
patent: 557173 (1896-03-01), Thompson
patent: 718579 (1903-01-01), Pheils
patent: 2070087 (1937-02-01), McNair
patent: 2128970 (1938-09-01), Smyser et al.
patent: 2615298 (1952-10-01), Ferrari
LandOfFree
Clock does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Clock, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Clock will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1732014