SD

Stefan Dubbelman

📍 Åkersberga, SE: #155 of 318 inventorsTop 50%
Overall (All Time): #3,906,345 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4938273 Vertically movable door structure Voldemar Dubbelman 1990-07-03