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Reflecting mirror
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Patent number D893489
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Issue date Aug 18, 2020
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Shanghai Putao Technology Co., Ltd.
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Qian Zhang
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D14 - Recording, communication, or information retrieval equipment
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Tablet and stand
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Patent number D860213
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Issue date Sep 17, 2019
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Shanghai Putao Technology Co., Ltd.
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Xiaofeng Sheng
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D14 - Recording, communication, or information retrieval equipment
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Tablet stand
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Patent number D833447
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Issue date Nov 13, 2018
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Shanghai Putao Technology Co., Ltd.
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Qian Zhang
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D14 - Recording, communication, or information retrieval equipment