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Cooking device

by DONG PEILIN
Year of Publication 16.10.2018
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Patent

Bus stop board

by DONG PEILIN
Year of Publication 22.06.2018
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Patent

Attendance machine

by DONG PEILIN
Year of Publication 01.06.2018
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Patent

Camera module

by DONG PEILIN
Year of Publication 18.05.2018
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Patent

Aircraft

by DONG PEILIN
Year of Publication 16.02.2018
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Patent