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JPH08154369A
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Modulation control ac machine and apparatus using it
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EP0704963A2
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Modulation control type of AC machine
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JPH0894568A
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Measuring device for water content of dielectric material
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JPS6225850A
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Generation system of fan-driven generator
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JPS60154285A
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Direction control for tunnel type advertizing column
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JPS6098892A
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Rotary machine system with modulation control type motor
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EP0110561A1
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Rotary machine system having an electric motor controlled by a modulated exciting voltage
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JPS6079389A
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Air tunnel type advertizing column
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JPS6040785A
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Wind mill generator
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JPS6026495A
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Rotating device of alternating magnetic field
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JPS59142419A
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Follow-up synchronous driving device of mechanical deflection
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JPS59110399A
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Alternating rotary magnetic field generator
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JPS59149786A
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Modulation drive type ac motor
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JPS5955125A
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Measuring of water holding capacity of soil
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JPS5829374A
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Reducing method for higher harmonic of six-phase rectifier
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JPS5825209A
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Voltage adjusting method for on-load tap-changing transformer
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JPS5811353A
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Hot-water heater for supplying hot-water
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JPS5810214A
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Compensating method of response for motor operation type automatic adjuster
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JPS583724A
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Manufacture of metallic hollow tube having radiator fin
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JPS57204756A
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Solar heat collecting type water heater
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