DW

David M. Welman

📍 Cape Town, ZA: #222 of 534 inventorsTop 45%
Overall (All Time): #3,858,709 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5145181 Board game apparatus Antonie C. F. Welman, Peter H. Wilson 1992-09-08