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Hair comb
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Patent number 10,905,216
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Issue date Feb 2, 2021
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TUNG HING PLASTIC MANUFACTORY LTD.
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Ka Chuen Sze
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A45 - HAND OR TRAVELLING ARTICLES
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Hair brush
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Patent number 10,271,635
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Issue date Apr 30, 2019
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Tung Hing Plastic Manufactory Ltd.
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Ka Chuen Sze
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A46 - BRUSHWARE
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2251416
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Patent number 2,251,416
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Issue date Aug 5, 1941
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B60 - VEHICLES IN GENERAL
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2251417
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Patent number 2,251,417
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Issue date Aug 5, 1941
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B60 - VEHICLES IN GENERAL
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1952528
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Patent number 1,952,528
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Issue date Mar 27, 1934
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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1359919
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Patent number 1,359,919
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Issue date Nov 23, 1920
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL