The Sonar device was invented in 1906 by Lewis Nixon.
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A Canadian inventor named Reginald Fessenden invented SONAR in the early 20th century.
A Canadian inventor named Reginald Fessenden invented SONAR in the early 20th century.
If you are referring to Robert William Boyle, the person who invented sonar, then he was born on October 2nd, 1883.
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sattelite with sonar
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No, the Arctic fox does not use sonar. It is not equipped with sonar.
Sonar is measured in sound
In the mountains i detect a rock with my SONAR.