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CN103139997A
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Self-excitation piezoelectric ceramic electronic rectifier
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CN103139972A
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Fixed frequency controller of eye-protection lamp
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CN103132842A
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Bus door rail pulley support
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CN103137016A
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Magnetic snap structure
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CN103140001A
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Eye-protection lamp frequency control circuit
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CN103126406A
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Heat regulation circuit for a plurality of parts of electrically heated bedding
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CN103137349A
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Base seat of current limit switch
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CN103138373A
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Electric helicopter double-power-source power supply circuit
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CN103138365A
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Sole light-emitting charging control circuit
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CN103138364A
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Sole light-emitting mobile-phone charging control circuit
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CN103138547A
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12V50W power supply with filtering function
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CN103138545A
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Power source with filtering function
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CN103138495A
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Control circuit of high-speed electric machine movable carbon brush holder
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CN103138546A
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Automobile power source with filtering function
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CN103127728A
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Controlling circuit of electronic pandas
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