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Tong Li
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Haslett, MI, US
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Patents Grants
last 30 patents
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Patent Grant
Portable engraving system
Patent number
8,309,881
Issue date
Nov 13, 2012
Tong Li
B44 - DECORATIVE ARTS
Patents Applications
last 30 patents
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Patent Application
GALVANOMETER CONTROLLED FIBER OPTIC LASER
Publication number
20220410318
Publication date
Dec 29, 2022
Super Nova International
Tong Li
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Application
PORTABLE ENGRAVING SYSTEM
Publication number
20110174789
Publication date
Jul 21, 2011
Tong Li
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR