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Directional castor structure
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Patent number 10,486,466
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Issue date Nov 26, 2019
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Sunny Castors Co., Ltd.
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Feng-Hsi Yang
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B60 - VEHICLES IN GENERAL
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Castor assembly
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Patent number 8,850,657
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Issue date Oct 7, 2014
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Sunny Castors Co., Ltd.
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Feng-Hsi Yang
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B60 - VEHICLES IN GENERAL
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Bed castor
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Patent number D662401
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Issue date Jun 26, 2012
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Sunny Castors Co., Ltd.
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Ming-Hsien Lin
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D08 - Tools and hardware
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Sand vehicle
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Patent number D660032
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Issue date May 22, 2012
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Sunny Castors Co., Ltd.
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Ming-Hsien Lin
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D06 - Furnishings
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