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Rainproof billboard device capable of automatically wiping display screen
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Foldable and foldable laboratory table disinfection and isolation device
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Experiment workbench used in special environment
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Cleaning and metal word loosening and re-adhering equipment for advertising board
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Rotatable and strong advertising board device of anti-wind ability
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Illumination type billboard device convenient to clean change
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Library borrows still book equipment by oneself
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Book scanner
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Information technology-based data storage device
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Qingtian stone seal maintenance equipment
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Automatic change mark book seal equipment
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Automatic stamping equipment for stamping perforation seal
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A kind of commutation counter
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A kind of new-type Charge advertisement column of anti-malice covering
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Crayon case
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A kind of ink bottle filling ink automatically
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One kind having dedusting function usb desk fan
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