Answer :
Answer:
Galileo conceived of an isochronous pendulum clock in 1637,but never went on to complete it.In 1656,fourteen years after galileo's death,christiaan huygens used a pendulum for a weight-driven clock with a crown wheel escapement,thereby inventing the first pendulum clock.
Explanation:
Answer:
Christiaan Huygens
Explanation:
Galileo invented the pendulum clock in 1637 but never finished it so Christiaan Huygens finished his work and invented the clock theory