EL

Erhard Ledwon

📍 Dillenburg, DE: #26 of 47 inventorsTop 60%
Overall (All Time): #4,007,029 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4630595 Energy collector for heat pump installations Willibald Lang 1986-12-23