ES

Egon Sigismund

📍 Aachen, DE: #1,459 of 2,680 inventorsTop 55%
Overall (All Time): #3,945,302 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4720036 Method and apparatus for a surface-improving treatment of body of an alloy having a readily oxidizable surface-impairing component Rudolf Lison, Hans Dienstknecht 1988-01-19