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IC card swiping method for realizing integration of double cards by adopting magnetic shielding material
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Pet button prompting method
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Smart hall call apparatus of elevator
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Hall buttons outside the Room of a kind of integrated pushbutton shell and fastener type assembled
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A kind of elevator signal system glass Braille buttons word slice and preparation method thereof
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A kind of intelligent residential district household safe guest system
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A kind of protection circuit for motor servo driver
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A kind of step-down conversion circuit for robot servo system
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One kind passing through elevator outer calling automated log on floor information system
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A kind of fingerprint elevator floor control system by IC card management
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It is a kind of can sound broadcast maintenance box
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A kind of virtual push button that elevator uses
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A kind of voice station reporting instrument bluetooth-capable
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A kind of metal sense answers button
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A kind of elevator outer calling of rectilinear gesture identification
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A kind of elevator display unit and its application method of automatic fault detection
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A kind of new function Bluetooth wireless communication modification floor indicator
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The lamp that arrives at a station of color can be adjusted by bluetooth
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