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Refrigerator and humidity control method
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Patent number 10,969,163
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Issue date Apr 6, 2021
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QINGDAO HAIER JOINT STOCK CO., LTD
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Riyong Lu
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Fresh drawer and refrigerator using same
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Patent number 10,907,893
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Issue date Feb 2, 2021
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QINGDAO HAIER JOINT STOCK CO., LTD
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Bin Fei
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Airtight box
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Patent number 10,612,837
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Issue date Apr 7, 2020
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QINGDAO HAIER JOINT STOCK CO., LTD.
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Bin Fei
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...