Light Emitting Diode Lamp Having A Larger Lighting Angle
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Pressure Release Apparatus Having A Hydraulic Generating Function
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Power generation structure using solar energy and wind force
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Heat radiation structure of led lamp
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Self-powered lighting equipment
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Lighting device i.e. retroactive lighting device, has transducer unit electrically connected with storage unit and external current supply device, and two current adapters electrically switched between transducer and light-emitting units
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Self-Feedback Illuminating Equipment
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Electricity generation structure utilizing solar energy and wind power
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Generator-system for use in building, has solar cell-panel for receiving solar energy and converting into electrical power, discharge-pipes mounted on chamber, and mounting-frame mounted at outer side of housing for supporting housing
