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Pulse-responsive stepping motor
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Presettable and resettable counter
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Spring-type electromechanical oscillator
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Self-starting rotors for synchronous reaction motors
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Method and apparatus for magnetizing permanent-magnet rotors for synchronous reaction motors
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Oscillating d. c. motor of regulated output torque
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Weighing device of spring-balance type
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Improvements in or relating to bearings
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Self-starting synchronous motor
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Cordless clock of commercial powerferquency synchronized type
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A synchronous electric motor field structure and method of making it
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Method of making field plates for synchronous motors
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Motor field unit and method of making it
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Self-starting rotors for synchronous reaction motors
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Synchronous motor field unit
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Self-starting synchronous motor
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Method of balancing rotary members
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Machine for balancing balance wheels and the like
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Method for balancing oscillating or rotating members
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Improvements in and relating to machines for employment in balancing balance wheels and the like
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