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CN107222004A
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A kind of POS charger power converter circuit
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CN107393225A
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A kind of multi-purpose POS
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CN107274607A
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A kind of solar cell POS
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CN107192548A
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A kind of POS button testing device
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CN107195148A
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A kind of adjustable POS key detection device
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CN107248240A
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A kind of double POS detection means
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CN107170157A
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A kind of POS
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CN107221104A
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A kind of Portable POS unit
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CN107248243A
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A kind of adjustable POS is swiped the card detection means
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CN107274601A
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A kind of novel solar battery POS
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CN107221132A
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A kind of light-metering warning circuit for sight protectio
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CN107240205A
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A kind of POS base of shatter-resistant
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CN107271112A
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A kind of tire gas leakage detects circuit
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CN107274606A
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One kind can store POS base
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CN107277996A
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A kind of automatic brightness-adjusting table lamp circuit
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CN107274600A
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A kind of improved POS support
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CN107204088A
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It is a kind of to be used for antitheft human body touch warning circuit
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CN107204652A
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A kind of POS quick-charging circuit
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CN107221110A
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A kind of safe POS
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CN107212865A
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A kind of Wearable pulse signal Acquisition Circuit
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