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Filter device
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Patent number 11,945,734
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Issue date Apr 2, 2024
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Egon Gruber
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Device for disinfecting water
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Patent number 11,359,397
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Issue date Jun 14, 2022
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Egon Gruber
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE