WJ

Wilhelm Janssen

FK Fried Krupp: 1 patents #1 of 19Top 6%
📍 Mülheim, DE: #3 of 12 inventorsTop 25%
Overall (1982): #23,857 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4353534 Apparatus for supplying gas to a revolving cylindrical furnace Henri F. Seelig 1982-10-12