WW

Walter Wachenfeld

📍 Warburg, DE: #28 of 55 inventorsTop 55%
Overall (All Time): #3,611,051 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6044599 Spiral staircase — 2000-04-04