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On March 25th, 2016, Grobman obtained Utility Model Patent of Ninja Light. Patent No.: ZL201520171385.8
Release Date:2013-12-20
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On March 25th, 2016, Grobman obtained product design patent of Pooch Smooch Pet Brush. Patent No.: ZL201530074362.0
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On March 25th, 2016, Grobman obtained Utility Model Patent of Key Ninja. Patent No.: ZL201520171384.3