HJ

Herve J. W. Janssen

📍 Venlo, NL: #292 of 548 inventorsTop 55%
Overall (All Time): #3,934,883 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4855960 Process and apparatus for the preparation of mortars Wilhelmus Janssen 1989-08-08