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Canopy umbrella
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Patent number 11,219,286
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Issue date Jan 11, 2022
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LSO, LP
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Brian Cox
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A45 - HAND OR TRAVELLING ARTICLES
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Umbrella hub
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Patent number 10,631,605
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Issue date Apr 28, 2020
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Oliver Joen-an Ma
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A45 - HAND OR TRAVELLING ARTICLES
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Rain protection umbrella
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Patent number 7,434,591
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Issue date Oct 14, 2008
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Godfrey B. Church
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A45 - HAND OR TRAVELLING ARTICLES
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