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CN110284668A
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A kind of ceiling solar protection devices
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A kind of built-in hollow solar protection devices
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Louver
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Novel honeycomb curtain
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Lower limiting device of novel electric shutter
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Wound membrane for hollow glass window
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Conductive track for sliding doors and windows
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Anti-demagnetizing handle for louver
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Self-locking handle for blind window
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Multifunctional honeycomb curtain
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Manual and electric handle of blind window
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Novel rope winder
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Air pressure self-balance louver
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