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Solar panel cleaning robot
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Patent number 10,511,256
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Issue date Dec 17, 2019
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SUZHOU RADIANT PHOTOVOLTAIC TECHNOLOGY CO., LTD
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Changsheng Jiang
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Laser level, battery pack and system
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Patent number 10,363,614
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Issue date Jul 30, 2019
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Stanley Black & Decker Inc.
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Noreen M. O'Sullivan
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Track tension device and track moving device
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Patent number 10,300,968
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Issue date May 28, 2019
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SUZHOU RADIANT PHOTOVOLTAIC TECHNOLOGY CO., LTD
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Changsheng Jiang
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...