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Donkey-hide gelatin cake and preparation method thereof
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Automatic cleaning blackboard
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Traditional Chinese medicine pill for treating reflux esophagitis and preparation method thereof
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CN112197552A
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Quick drying equipment after disinfection of medical appliances of gynaecology and obstetrics
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Translation system for meaning of things among different civilizations and generation method and use method thereof
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Electric power safety electric leakage protector that factor of safety is high
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Efficient and convenient rust removal device for hardware machining
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Burnishing device for hardware processing with rust cleaning function
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Propaganda video interaction method based on psychological electronic sand table
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Control ruler for blood circulation observation after replantation of severed finger and free flap operation
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Hydraulic and hydroelectric engineering is with device of sunkening cord
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Transmission restriction connecting device for four-division textile production
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Multi-station type fastening structure for barrel cover installation of barrel body structure
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Chinese herbal medicine toothpaste with strong anti-inflammation and pain-relieving effects and preparation method thereof
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Mobile invigilating robot
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Circulating cold compress device is used in orthopedics nursing
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A homework account hand saddlebag for cognitive behavior treatment
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Welding seam welding device for protective shell of wind-power-based generator set
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Battery pack anti-collision reinforcing structure for new energy automobile
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Motor speed regulating device and control method thereof
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