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Mask
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Rotational flow filter element
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Champignon box and air purifier using same
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Composite bubble film water purification system
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Filter core locking mechanism
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Postposition bubble film water purification system
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Leading bubble membrane water purification system
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Filter core structure capable of storing pure water and bubble membrane water purification system using same
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Filter core locking structure for water purifier and use its filter core assembly system
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Filter core locking structure
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Multistage composite filter element
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Pure water film-soaking method using pure water storage tank
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Filtering component capable of purifying water bubble membrane
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Quick locking structure for filter element
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Water purifier
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Water stopping device
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Filter element capable of performing spiral filtration
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Filter cartridge construction
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Filter material mounting base and the filter assemblies and filter cartridge construction for applying it
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Filter assemblies and the filter cartridge construction for applying it
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