CC

Chak-yin Cheng

📍 Sha Tin, CN: #14 of 46 inventorsTop 35%
Overall (1997): #168,996 of 185,788Top 95%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5622490 Candle holder — 1997-04-22