was the first signal instrument invented
about 200 years ago.
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The stethoscope
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Answer:
No, the first signal instrument was not invented about 200 years ago.
Explanation:
The oldest musical instrument was invented about 60,000 years ago .
The oldest musical signaling instrument is drum .It is a instrument is a musical instrument which not only used for music , but also fit to give sound signals as a form of communication .
Drum are still used in parts of Africa .
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