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When Was The Seismograph Invented?
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The invention of the Seismograph dates back to the 18th century. A seismograph that used a pendulum was invented by J.A. Ewing and in 1880. The three component seismograph made a partial recording of the 1906 San Francisco earthquake.
1 Additional Answer
poppag
The seismograph is an instrument that is basically used to measure and rate the severity of earthquakes. It is said that the first seismograph was possibly created in China as early as 136 A.D.
Q&A Related to "When Was The Seismograph Invented"
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There are two inventors listed for the seismograph. The first was from ancient China named Chang Heng. The more modern seismograph that we use today was invented by John Milne around
http://answers.ask.com/Science/Nature/who_invented...
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england.
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The answer to this question is in the "Related Links" section.
http://wiki.answers.com/Q/When_were_seismographs_i...
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Perhaps the earliest seismograph was invented in China A.D. 136 by a m an named Choko.
http://wiki.answers.com/Q/When_and_where_was_the_S...
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