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CN109924623A
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A kind of novel electronic information function jewellery
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CN109936327A
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Solar photovoltaic generation system Integrated intelligent control device
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CN109928615A
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The microelectrode for being easy to implement the protection of platinum piece draws instrument
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CN109929566A
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A kind of clean type heat recovery coke oven heating automatic examination system
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CN109933776A
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A kind of long automatic term extraction device with scanning function
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CN109947863A
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Traffic statistics analysis system for mobile network
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CN109936182A
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Super capacitor charger baby
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CN109927984A
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Intermittent packaging machine for making bag by plastic film pull-in control system and control method
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CN109934325A
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A kind of flash disk electronic information communication device
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CN109936451A
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Three-element identity authentication system
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CN109934968A
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Door guard electronic information automatic register management apparatus and system
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CN109935231A
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A kind of system that voice control display screen shows content
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CN109935087A
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Vehicle flow coil detecting system
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CN109934650A
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Networked shopping system and its method
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CN109932814A
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A kind of magnifying glass of band MP3 or MP4 player
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CN109935967A
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Multi-band internal antenna
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CN109936537A
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Electric information systems bidirectional identity confirmations method
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CN109935488A
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Air bag type electronic information input device
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CN109936825A
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A method of sending handwritten electronic information
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