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Recyclable nonmetallic building material
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Safe and energy-saving generator for road lamp
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Special nonmetal concrete building material
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Glass for absorbing radiation from television, computer, microwave oven, optical-wave oven and disinfection cabinet
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Special glass capable of absorbing infrared waves, ultraviolet waves, sound waves, microwaves and X rays
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Special solar vacuum pipe
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Home generating device for sunshine lack in daylight or at night
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Automatic sun-tracking generating device capable of removing dust snow
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Automatic sun-tracking generating structure capable of removing dust snow
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Method for resolving timber breach deformation
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Special type solar water heater vacuum-tube
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Special type solar-energy water heater vacuum glass
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