WK

Walter Knoor

FA Fried, Krupp Huttenwerke Ag: 1 patents #3 of 13Top 25%
📍 Bochum, DE: #506 of 1,022 inventorsTop 50%
Overall (All Time): #4,122,681 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4230488 Abrasion resistant rails and/or rail wheels, and process for producing the same Wilhelm Heller, Reinhard Schweitzer 1980-10-28