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Jan 1, 1386
Salisbury Cathedral Clock
How far the oldest surviving clock in England dates back to. -
Jan 1, 1450
Spring Driven Clocks
Clockmakers began to make small clocks driven by a spring, the first portable timepieces. -
Jan 1, 1510
First Pocket Watch
Peter Henlein created the first pocketwatch. -
First Pendulum Clock
Christiaan Huygens invented the pendulum Clock. -
The Seconds Pointer
The long, or seconds, pendulum was introduced by English clock makers with the anchor escapement. -
America's First Clock
The first American clock was invented in 1761 by Benjamin Banneker when he was only thirty years old. -
Marine Chronometer
John Harrison built a marine chronometer with a spring and balance wheel escapement. Kept time on board a rolling ship to about one-fifth of a second a day during sea trials in 1762. -
First Battery Electric Clock
the first battery electric clock was driven by a spring and pendulum and employed an electrical impulse to operate a number of dials. -
Wind Up Alarm Clock
Seth Thomas I developed small mechanical wind-up Alarm Clock in about 1860. -
Wind Up Alarm Clock Patented
Seth Thomas II patented his father's clock