WK

Willi Kroll

📍 Herne, DE: #117 of 216 inventorsTop 55%
Overall (All Time): #3,877,112 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5018361 Method and apparatus for disposal and reprocessing of environmentally hazardous substances from refrigeration systems Klaus Augstein 1991-05-28