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An Auxiliary Module to Fabricate Rectangular Pie Coil
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A Winding Method for Rectangular Pie Coil (Patent Certificat
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An Amorphous Alloy Dry Type Transformer with Pie High Tensio
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A High Tension Coil for Dry Type Transformer
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Patent Certificate of Modified Dry Type Transformer
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Utility Patent Certificate
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Patent Certificate---Xianglong Electric
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Patent Certificate---Xianglong Electric
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Patent Certificate---Xianglong Electric
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Patent Certificate---Xianglong Electric
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Patent Certificate---Xianglong Electric
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Patent Certificate---Xianglong Electric