A patent for a sound wave that can be used to cause brains to go from beta brainwaves (active and thinking) into alpha brainwaves (resting deeply while awake)
Apparatus for Inducing Frequency Reduction in Brain Wave
Metadata
Patent Number: 4834701
Patent Date: May 30, 1989
Added to IOP: May 15, 2024, 12:26 a.m.
Short Description
Reduce the activity of the brain with sound waves at 4-16Hz.
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