LD

Lam K. Duk

WC Welland Industrial Co.: 2 patents #1 of 6Top 20%
📍 Sai Kung, CN: #11 of 44 inventorsTop 25%
Overall (All Time): #2,315,096 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D315408 Massager — 1991-03-12
D308962 Fused electrical adaptor plug — 1990-07-03