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CN104748048A
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Single-shaft tracked solar street lamp
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CN104747058A
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Novel bamboo charcoal screen window
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CN104675639A
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Main sail support for wind power generation device
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CN104680810A
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Shell mechanism of traffic lights with light-emitting diode (LED) advertisement
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CN104680379A
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Online shopping system using 3G (third-generation) mobile phone
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CN104680773A
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Parking lot management system with parking spot lock function
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CN104680437A
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Wireless food ordering system using mobile phone
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CN104680591A
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Highway quick toll collection system
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CN104677445A
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Novel gas meter with voice alarm function
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CN104677467A
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Novel high-precision intelligent gas meter
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CN104678756A
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Novel intelligent comprehensive power transformation and distribution monitoring system
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CN104677093A
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Transmission rod of workpiece transmission device in tunnel furnace
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CN104677097A
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Shell of workpiece transmission device in tunnel furnace
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CN104675025A
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Novel roof greening system with waterproofing and heat insulation functions
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CN104670392A
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Novel rear bicycle frame structure of electric bicycle
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CN104677095A
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Novel transmission system of workpiece conveying device in tunnel furnace
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CN104682399A
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Switch capacitor circuit
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CN104680813A
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Novel pedestrian traffic light with LED (light emitting diode) advertisement display
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CN104680800A
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Novel traffic light control system with LED (light emitting diode) advertisement
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CN104678171A
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Phase difference testing circuit
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