The first American clock was invented by a black man named Benjamin Banneker in 1761. He was only thirty years old at that time.
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The first clock was invented by Benjamin Banneker. He was also recommended by Thomas Jefferson to be one of the surveyors to help layout Washington D.C.
The person who created the first punch clock is Benjamin Banneker. Benjamin Banneker was an African American scientist who changed the world with his invention.
ages ago
1656 was when the first "practical" clock was invented by Christian Huygens
the first clock with hour made in Milan Italy and in 1665 watch with munite and secound made .