Text: "Permanent magnet motor." A theoretical analysis of the magnetic profiles present in patent no. 4,151,431. Harrison is at the Engineering Fundamentals Division, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061. U.S. Patent no. 4,151,431. Apr. 24, 1979.

See Also: free energy, free energy device, patents, Johnson motor, permanent magnet motors.

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