NK

Ngan Chi Keung

O2 O2Cool: 2 patents #15 of 31Top 50%
Overall (All Time): #2,374,712 of 4,157,543Top 60%
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Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D858182 Bottle closure — 2019-09-03
D857445 Bottle closure — 2019-08-27