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Shark repellent
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Patent number 11,832,607
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Issue date Dec 5, 2023
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Brian Chase Watson
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Shark repellent
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Patent number 11,076,590
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Issue date Aug 3, 2021
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Brian Chase Watson
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A41 - WEARING APPAREL
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Retractile speargun line
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Patent number 5,145,740
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Issue date Sep 8, 1992
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Boykin; Michael A.
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Michael A. Boykin
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F41 - WEAPONS
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3525321
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F41 - WEAPONS
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2997998
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Patent number 2,997,998
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Issue date Aug 29, 1961
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F41 - WEAPONS
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2795882
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Patent number 2,795,882
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Issue date Jun 18, 1957
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F41 - WEAPONS
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2794668
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Patent number 2,794,668
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Issue date Jun 4, 1957
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F41 - WEAPONS
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2778139
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Patent number 2,778,139
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Issue date Jan 22, 1957
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G02 - OPTICS