Ads
related to: portable score clock- Circuit/Weight Training
Just Plug In & Go! Large 4" LED
Lights With Loud Beeper/Chime.
- Race Clock/Timers
Remote Controlled & Perfect For 5K,
10K, Half & Full Marathon Races!
- Pitch Count Display
No Wiring Or Trenching, All Battery
Powered, & Easily Visible Display.
- Swim Meet With Clock
Made In The USA, User Serviceable,
With Water Resistance Case.
- Circuit/Weight Training
Search results
Results from the WOW.Com Content Network
The Pivot is a family of early IBM PC–compatible portable computers first released in 1984 by Morrow Designs, a company founded by George Morrow. It was the first lunchbox-style portable computer, with a vertically configured case that has a fold-down keyboard. [1] [2]: 2240 The only external component is a single AC adapter. It would have ...
A scoreboard is a large board for publicly displaying the score in a game. [citation needed] Most levels of sport from high school and above use at least one scoreboard for keeping score, measuring time, and displaying statistics. Scoreboards in the past used a mechanical clock and numeral cards to display the score.
The Atomichron was the world's first commercial atomic clock, built by the National Company, Inc. of Malden, Massachusetts. It was also the first self-contained portable atomic clock and was a caesium standard clock. More than 50 clocks with the trademarked Atomichron name were produced. [1] [2] [3] [4]
The first clock known to strike regularly on the hour, a clock with a verge and foliot mechanism, is recorded in Milan in 1336. [96] By 1341, clocks driven by weights were familiar enough to be able to be adapted for grain mills, [97] and by 1344 the clock in London's Old St Paul's Cathedral had been replaced by one with an escapement. [98]
A 16th-century portable drum watch with sundial. The 24-hour dial has Roman numerals on the outer band and Hindu–Arabic numerals on the inner one. [1]The history of watches began in 16th-century Europe, where watches evolved from portable spring-driven clocks, which first appeared in the 15th century.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Ads
related to: portable score clock