WV

Wilhelmus G. H. Valkenburg

📍 Venlo, NL: #1 of 15 inventorsTop 7%
Overall (1982): #17,612 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4332216 Procedure and arrangement for keeping livestock 1982-06-01