Year 1656 by Christian Huygens. Year 1656 by Christian Huygens.
Levi Hutchins of Concord, New Hampshire, invented an alarm clock in 1787. His alarm clock, however, rang at only one time-4 a.m. He invented this device so that he would never sleep past his usual waking time. He never patented or manufactured it. The first modern alarm clock was made by Antoine Redier (1817-1892) in 1847. It was a mechanical device; the electric alarm clock was not invented until around 1890. The earliest mechanical clock was made in 725 c.e. in China by Yi Xing and Liang Lingzan.
The first radio alarm clock was invented by James F. Reynolds.
His name is Harry Caldwell
The modern trumpet was invented around 1814-1820.
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Clocks were not discovered they were invented.
Thomas Alva Edison
Professor Farnsworth invented the death clock
1656Christiaan Huygens invented the pendulum clock and was the most accurate clock into the 1930s.
who invented the wind up clock
the sterling silver clock was invented after the sundial
the clock that was invented with no moving parts is a sundial
The primitive clock was invented by Henry de Wick in 1368.
the grandfather clock was invented in the 1600 s by christiaan huygens
no body is sure in which year the sun clock was invented but we think it was invented by the greeks or roman or egyptians
Warren Marrison, who invented the first quartz clock in 1927.
The first electric clock was invented by Alexander Bain in 1840.