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JPH1038022A
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Base isolation device
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JPH06267732A
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Coil for generating pseudo-single-polar magnetic line of force and method for winding wire around that coil continuously
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JPH05164168A
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Base isolation device
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JPS60233362A
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Combustion device for electric ignition type internal-combustion engine
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JPS60220598A
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Method of erasing static electricity
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JPS60122272A
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Ignition device for electric ignition type internal- combustion engine
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JPS58140462A
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Combustion improving apparatus for internal- combustion engine other than spark ignition type
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JPS58140507A
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Device for emulsification of fuel oil
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JPS5823272A
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Combustion device of spark-ignition internal combustion engine
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JPS5579668A
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Direct current motor
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JPS5355721A
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Variable speed ac motor
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