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JP2013087764A
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Electromagnetic propelling device
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JP2011220318A
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Electromagnetic propelling device
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JP2010126151A
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Electromagnetic propulsion device
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JP2010030572A
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Electromagnetic induction propulsion device
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JP2009219339A
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Electric propulsion system by electromagnetic field
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JP2009115069A
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Electric propulsion system by electromagnetic field
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JPH11127586A
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Induced field propulsive engine
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JPH0842444A
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Electromagnetic field type propulsion engine
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JPH02164699A
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Space buoyancy flying body
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JPH02205552A
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Can for preventing pull-cap from dropping
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Flying body using space buoyancy
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Oscillatory wave propulsion engine
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Ion propulsion engine
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Plasma jet engine
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JPS62210266A
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Attitude control unit of electric propulsion device
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JPS62165582A
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Electrical propulsion engine
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High withstand-voltage semiconductor device
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JPS6259197A
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Usage in which cathode for electric type spatial propeller is brought to state of high temperature and operated
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JPS6250298A
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Electric type spatial propeller
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