Tag: Metal Detectors History

Sep 14

The History of the Metal Detectors

The History of the Metal Detectors

The metal detector was first discovered by Dr. Gerhard Fisher, a German immigrant, during the late 1920’s and early 30’s. Dr. Fisher had invented and patented a working aircraft radio direction finder, which even Albert Einstein found intriguing. An adverse property of the patented aircraft direction finder was that it sometimes went awry when a …

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