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CN110793391A
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Portable integrated defense warning device
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CN110793392A
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Integrated anti-riot baton
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CN110718050A
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Security protection information push equipment
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CN110714701A
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Novel household security door
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CN110691489A
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High-efficient heat dissipation type security protection cabinet
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CN110657138A
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Hydraulic device capable of preventing equipment at working section from being damaged
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CN110662370A
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Be applied to intelligent robot's switch board
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CN110660203A
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Novel alarm circuit structure
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CN110632954A
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Small-size space temperature control system
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CN110553370A
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Low-power consumption temperature regulation system
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CN110553324A
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Household temperature self-adjusting device
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CN110500675A
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A kind of heat dissipation intelligence control structure
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